20157584148

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{10513}}^1$

素因数の和:10794

約数の個数: 144

約数和(自身を含む): 58347905616

約数和(自身を除く): 38190321468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 241, 306, 442, 468, 482, 612, 663, 723, 884, 964, 1326, 1446, 1989, 2169, 2652, 2892, 3133, 3978, 4097, 4338, 6266, 7956, 8194, 8676, 9399, 10513, 12291, 12532, 16388, 18798, 21026, 24582, 28197, 31539, 36873, 37596, 42052, 49164, 53261, 56394, 63078, 73746, 94617, 106522, 112788, 126156, 136669, 147492, 159783, 178721, 189234, 213044, 273338, 319566, 357442, 378468, 410007, 479349, 536163, 546676, 639132, 714884, 820014, 958698, 1072326, 1230021, 1608489, 1640028, 1917396, 2144652, 2323373, 2460042, 2533633, 3216978, 4646746, 4920084, 5067266, 6433956, 6970119, 7600899, 9293492, 10134532, 13940238, 15201798, 20910357, 22802697, 27880476, 30403596, 32937229, 41820714, 43071761, 45605394, 65874458, 83641428, 86143522, 91210788, 98811687, 129215283, 131748916, 172287044, 197623374, 258430566, 296435061, 387645849, 395246748, 516861132, 559932893, 592870122, 775291698, 1119865786, 1185740244, 1550583396, 1679798679, 2239731572, 3359597358, 5039396037, 6719194716, 10078792074, 20157584148]

約数ペア:

[(1, 20157584148), (2, 10078792074), (3, 6719194716), (4, 5039396037), (6, 3359597358), (9, 2239731572), (12, 1679798679), (13, 1550583396), (17, 1185740244), (18, 1119865786), (26, 775291698), (34, 592870122), (36, 559932893), (39, 516861132), (51, 395246748), (52, 387645849), (68, 296435061), (78, 258430566), (102, 197623374), (117, 172287044), (153, 131748916), (156, 129215283), (204, 98811687), (221, 91210788), (234, 86143522), (241, 83641428), (306, 65874458), (442, 45605394), (468, 43071761), (482, 41820714), (612, 32937229), (663, 30403596), (723, 27880476), (884, 22802697), (964, 20910357), (1326, 15201798), (1446, 13940238), (1989, 10134532), (2169, 9293492), (2652, 7600899), (2892, 6970119), (3133, 6433956), (3978, 5067266), (4097, 4920084), (4338, 4646746), (6266, 3216978), (7956, 2533633), (8194, 2460042), (8676, 2323373), (9399, 2144652), (10513, 1917396), (12291, 1640028), (12532, 1608489), (16388, 1230021), (18798, 1072326), (21026, 958698), (24582, 820014), (28197, 714884), (31539, 639132), (36873, 546676), (37596, 536163), (42052, 479349), (49164, 410007), (53261, 378468), (56394, 357442), (63078, 319566), (73746, 273338), (94617, 213044), (106522, 189234), (112788, 178721), (126156, 159783), (136669, 147492)]