20121929096

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 42150780000

約数和(自身を除く): 22028850904

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 97, 116, 136, 149, 194, 232, 298, 353, 388, 493, 596, 706, 776, 986, 1192, 1412, 1649, 1972, 2533, 2813, 2824, 3298, 3944, 4321, 5066, 5626, 6001, 6596, 8642, 10132, 10237, 11252, 12002, 13192, 14453, 17284, 20264, 20474, 22504, 24004, 28906, 34241, 34568, 40948, 47821, 48008, 52597, 57812, 68482, 73457, 81896, 95642, 105194, 115624, 136964, 146914, 174029, 191284, 210388, 245701, 273928, 293828, 348058, 382568, 419137, 420776, 491402, 582097, 587656, 696116, 838274, 894149, 982804, 992989, 1164194, 1392232, 1525313, 1676548, 1788298, 1965608, 1985978, 2328388, 3050626, 3353096, 3576596, 3971956, 4656776, 5101909, 6101252, 7125329, 7153192, 7943912, 10203818, 12202504, 14250658, 16880813, 20407636, 25930321, 28501316, 33761626, 40815272, 51860642, 57002632, 67523252, 86732453, 103721284, 135046504, 147955361, 173464906, 207442568, 295910722, 346929812, 591821444, 693859624, 1183642888, 2515241137, 5030482274, 10060964548, 20121929096]

約数ペア:

[(1, 20121929096), (2, 10060964548), (4, 5030482274), (8, 2515241137), (17, 1183642888), (29, 693859624), (34, 591821444), (58, 346929812), (68, 295910722), (97, 207442568), (116, 173464906), (136, 147955361), (149, 135046504), (194, 103721284), (232, 86732453), (298, 67523252), (353, 57002632), (388, 51860642), (493, 40815272), (596, 33761626), (706, 28501316), (776, 25930321), (986, 20407636), (1192, 16880813), (1412, 14250658), (1649, 12202504), (1972, 10203818), (2533, 7943912), (2813, 7153192), (2824, 7125329), (3298, 6101252), (3944, 5101909), (4321, 4656776), (5066, 3971956), (5626, 3576596), (6001, 3353096), (6596, 3050626), (8642, 2328388), (10132, 1985978), (10237, 1965608), (11252, 1788298), (12002, 1676548), (13192, 1525313), (14453, 1392232), (17284, 1164194), (20264, 992989), (20474, 982804), (22504, 894149), (24004, 838274), (28906, 696116), (34241, 587656), (34568, 582097), (40948, 491402), (47821, 420776), (48008, 419137), (52597, 382568), (57812, 348058), (68482, 293828), (73457, 273928), (81896, 245701), (95642, 210388), (105194, 191284), (115624, 174029), (136964, 146914)]