20770344

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 70276800

約数和(自身を除く): 49506456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 81, 84, 108, 114, 126, 133, 152, 162, 168, 171, 189, 216, 228, 241, 252, 266, 324, 342, 378, 399, 456, 482, 504, 513, 532, 567, 648, 684, 723, 756, 798, 964, 1026, 1064, 1134, 1197, 1368, 1446, 1512, 1539, 1596, 1687, 1928, 2052, 2169, 2268, 2394, 2892, 3078, 3192, 3374, 3591, 4104, 4338, 4536, 4579, 4788, 5061, 5784, 6156, 6507, 6748, 7182, 8676, 9158, 9576, 10122, 10773, 12312, 13014, 13496, 13737, 14364, 15183, 17352, 18316, 19521, 20244, 21546, 26028, 27474, 28728, 30366, 32053, 36632, 39042, 40488, 41211, 43092, 45549, 52056, 54948, 60732, 64106, 78084, 82422, 86184, 91098, 96159, 109896, 121464, 123633, 128212, 136647, 156168, 164844, 182196, 192318, 247266, 256424, 273294, 288477, 329688, 364392, 370899, 384636, 494532, 546588, 576954, 741798, 769272, 865431, 989064, 1093176, 1153908, 1483596, 1730862, 2307816, 2596293, 2967192, 3461724, 5192586, 6923448, 10385172, 20770344]

約数ペア:

[(1, 20770344), (2, 10385172), (3, 6923448), (4, 5192586), (6, 3461724), (7, 2967192), (8, 2596293), (9, 2307816), (12, 1730862), (14, 1483596), (18, 1153908), (19, 1093176), (21, 989064), (24, 865431), (27, 769272), (28, 741798), (36, 576954), (38, 546588), (42, 494532), (54, 384636), (56, 370899), (57, 364392), (63, 329688), (72, 288477), (76, 273294), (81, 256424), (84, 247266), (108, 192318), (114, 182196), (126, 164844), (133, 156168), (152, 136647), (162, 128212), (168, 123633), (171, 121464), (189, 109896), (216, 96159), (228, 91098), (241, 86184), (252, 82422), (266, 78084), (324, 64106), (342, 60732), (378, 54948), (399, 52056), (456, 45549), (482, 43092), (504, 41211), (513, 40488), (532, 39042), (567, 36632), (648, 32053), (684, 30366), (723, 28728), (756, 27474), (798, 26028), (964, 21546), (1026, 20244), (1064, 19521), (1134, 18316), (1197, 17352), (1368, 15183), (1446, 14364), (1512, 13737), (1539, 13496), (1596, 13014), (1687, 12312), (1928, 10773), (2052, 10122), (2169, 9576), (2268, 9158), (2394, 8676), (2892, 7182), (3078, 6748), (3192, 6507), (3374, 6156), (3591, 5784), (4104, 5061), (4338, 4788), (4536, 4579)]