18786592

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:146

約数の個数: 72

約数和(自身を含む): 43288560

約数和(自身を除く): 24501968

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 53, 76, 88, 106, 152, 176, 209, 212, 304, 352, 418, 424, 583, 608, 836, 848, 1007, 1166, 1672, 1696, 2014, 2332, 2809, 3344, 4028, 4664, 5618, 6688, 8056, 9328, 11077, 11236, 16112, 18656, 22154, 22472, 30899, 32224, 44308, 44944, 53371, 61798, 88616, 89888, 106742, 123596, 177232, 213484, 247192, 354464, 426968, 494384, 587081, 853936, 988768, 1174162, 1707872, 2348324, 4696648, 9393296, 18786592]

約数ペア:

[(1, 18786592), (2, 9393296), (4, 4696648), (8, 2348324), (11, 1707872), (16, 1174162), (19, 988768), (22, 853936), (32, 587081), (38, 494384), (44, 426968), (53, 354464), (76, 247192), (88, 213484), (106, 177232), (152, 123596), (176, 106742), (209, 89888), (212, 88616), (304, 61798), (352, 53371), (418, 44944), (424, 44308), (583, 32224), (608, 30899), (836, 22472), (848, 22154), (1007, 18656), (1166, 16112), (1672, 11236), (1696, 11077), (2014, 9328), (2332, 8056), (2809, 6688), (3344, 5618), (4028, 4664)]