20353476

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 57859200

約数和(自身を除く): 37505724

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 29, 33, 39, 44, 52, 58, 66, 78, 87, 116, 132, 143, 156, 174, 286, 319, 348, 377, 409, 429, 572, 638, 754, 818, 858, 957, 1131, 1227, 1276, 1508, 1636, 1716, 1914, 2262, 2454, 3828, 4147, 4499, 4524, 4908, 5317, 8294, 8998, 10634, 11861, 12441, 13497, 15951, 16588, 17996, 21268, 23722, 24882, 26994, 31902, 35583, 47444, 49764, 53988, 58487, 63804, 71166, 116974, 130471, 142332, 154193, 175461, 233948, 260942, 308386, 350922, 391413, 462579, 521884, 616772, 701844, 782826, 925158, 1565652, 1696123, 1850316, 3392246, 5088369, 6784492, 10176738, 20353476]

約数ペア:

[(1, 20353476), (2, 10176738), (3, 6784492), (4, 5088369), (6, 3392246), (11, 1850316), (12, 1696123), (13, 1565652), (22, 925158), (26, 782826), (29, 701844), (33, 616772), (39, 521884), (44, 462579), (52, 391413), (58, 350922), (66, 308386), (78, 260942), (87, 233948), (116, 175461), (132, 154193), (143, 142332), (156, 130471), (174, 116974), (286, 71166), (319, 63804), (348, 58487), (377, 53988), (409, 49764), (429, 47444), (572, 35583), (638, 31902), (754, 26994), (818, 24882), (858, 23722), (957, 21268), (1131, 17996), (1227, 16588), (1276, 15951), (1508, 13497), (1636, 12441), (1716, 11861), (1914, 10634), (2262, 8998), (2454, 8294), (3828, 5317), (4147, 4908), (4499, 4524)]