18697446

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24848154

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 53, 54, 94, 106, 139, 141, 159, 278, 282, 318, 417, 423, 477, 834, 846, 954, 1251, 1269, 1431, 2491, 2502, 2538, 2862, 3753, 4982, 6533, 7367, 7473, 7506, 13066, 14734, 14946, 19599, 22101, 22419, 39198, 44202, 44838, 58797, 66303, 67257, 117594, 132606, 134514, 176391, 198909, 346249, 352782, 397818, 692498, 1038747, 2077494, 3116241, 6232482, 9348723, 18697446]

約数ペア:

[(1, 18697446), (2, 9348723), (3, 6232482), (6, 3116241), (9, 2077494), (18, 1038747), (27, 692498), (47, 397818), (53, 352782), (54, 346249), (94, 198909), (106, 176391), (139, 134514), (141, 132606), (159, 117594), (278, 67257), (282, 66303), (318, 58797), (417, 44838), (423, 44202), (477, 39198), (834, 22419), (846, 22101), (954, 19599), (1251, 14946), (1269, 14734), (1431, 13066), (2491, 7506), (2502, 7473), (2538, 7367), (2862, 6533), (3753, 4982)]