18863544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2389}}^1$

素因数の和:2452

約数の個数: 64

約数和(自身を含む): 55065600

約数和(自身を除く): 36202056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2389, 2632, 3948, 4778, 7167, 7896, 9556, 14334, 16723, 19112, 28668, 33446, 50169, 57336, 66892, 100338, 112283, 133784, 200676, 224566, 336849, 401352, 449132, 673698, 785981, 898264, 1347396, 1571962, 2357943, 2694792, 3143924, 4715886, 6287848, 9431772, 18863544]

約数ペア:

[(1, 18863544), (2, 9431772), (3, 6287848), (4, 4715886), (6, 3143924), (7, 2694792), (8, 2357943), (12, 1571962), (14, 1347396), (21, 898264), (24, 785981), (28, 673698), (42, 449132), (47, 401352), (56, 336849), (84, 224566), (94, 200676), (141, 133784), (168, 112283), (188, 100338), (282, 66892), (329, 57336), (376, 50169), (564, 33446), (658, 28668), (987, 19112), (1128, 16723), (1316, 14334), (1974, 9556), (2389, 7896), (2632, 7167), (3948, 4778)]