18864306

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 25372494

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 59, 62, 93, 118, 177, 186, 191, 279, 354, 382, 531, 558, 573, 837, 1062, 1146, 1593, 1674, 1719, 1829, 3186, 3438, 3658, 5157, 5487, 5921, 10314, 10974, 11269, 11842, 16461, 17763, 22538, 32922, 33807, 35526, 49383, 53289, 67614, 98766, 101421, 106578, 159867, 202842, 304263, 319734, 349339, 608526, 698678, 1048017, 2096034, 3144051, 6288102, 9432153, 18864306]

約数ペア:

[(1, 18864306), (2, 9432153), (3, 6288102), (6, 3144051), (9, 2096034), (18, 1048017), (27, 698678), (31, 608526), (54, 349339), (59, 319734), (62, 304263), (93, 202842), (118, 159867), (177, 106578), (186, 101421), (191, 98766), (279, 67614), (354, 53289), (382, 49383), (531, 35526), (558, 33807), (573, 32922), (837, 22538), (1062, 17763), (1146, 16461), (1593, 11842), (1674, 11269), (1719, 10974), (1829, 10314), (3186, 5921), (3438, 5487), (3658, 5157)]