20934576

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 120

約数和(自身を含む): 64589616

約数和(自身を除く): 43655040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 53, 72, 78, 104, 106, 117, 144, 156, 159, 208, 211, 212, 234, 312, 318, 422, 424, 468, 477, 624, 633, 636, 689, 844, 848, 936, 954, 1266, 1272, 1378, 1688, 1872, 1899, 1908, 2067, 2532, 2544, 2743, 2756, 3376, 3798, 3816, 4134, 5064, 5486, 5512, 6201, 7596, 7632, 8229, 8268, 10128, 10972, 11024, 11183, 12402, 15192, 16458, 16536, 21944, 22366, 24687, 24804, 30384, 32916, 33072, 33549, 43888, 44732, 49374, 49608, 65832, 67098, 89464, 98748, 99216, 100647, 131664, 134196, 145379, 178928, 197496, 201294, 268392, 290758, 394992, 402588, 436137, 536784, 581516, 805176, 872274, 1163032, 1308411, 1610352, 1744548, 2326064, 2616822, 3489096, 5233644, 6978192, 10467288, 20934576]

約数ペア:

[(1, 20934576), (2, 10467288), (3, 6978192), (4, 5233644), (6, 3489096), (8, 2616822), (9, 2326064), (12, 1744548), (13, 1610352), (16, 1308411), (18, 1163032), (24, 872274), (26, 805176), (36, 581516), (39, 536784), (48, 436137), (52, 402588), (53, 394992), (72, 290758), (78, 268392), (104, 201294), (106, 197496), (117, 178928), (144, 145379), (156, 134196), (159, 131664), (208, 100647), (211, 99216), (212, 98748), (234, 89464), (312, 67098), (318, 65832), (422, 49608), (424, 49374), (468, 44732), (477, 43888), (624, 33549), (633, 33072), (636, 32916), (689, 30384), (844, 24804), (848, 24687), (936, 22366), (954, 21944), (1266, 16536), (1272, 16458), (1378, 15192), (1688, 12402), (1872, 11183), (1899, 11024), (1908, 10972), (2067, 10128), (2532, 8268), (2544, 8229), (2743, 7632), (2756, 7596), (3376, 6201), (3798, 5512), (3816, 5486), (4134, 5064)]