16718796

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 44448768

約数和(自身を除く): 27729972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 124, 142, 186, 211, 213, 279, 284, 372, 422, 426, 558, 633, 639, 844, 852, 1116, 1266, 1278, 1899, 2201, 2532, 2556, 3798, 4402, 6541, 6603, 7596, 8804, 13082, 13206, 14981, 19623, 19809, 26164, 26412, 29962, 39246, 39618, 44943, 58869, 59924, 78492, 79236, 89886, 117738, 134829, 179772, 235476, 269658, 464411, 539316, 928822, 1393233, 1857644, 2786466, 4179699, 5572932, 8359398, 16718796]

約数ペア:

[(1, 16718796), (2, 8359398), (3, 5572932), (4, 4179699), (6, 2786466), (9, 1857644), (12, 1393233), (18, 928822), (31, 539316), (36, 464411), (62, 269658), (71, 235476), (93, 179772), (124, 134829), (142, 117738), (186, 89886), (211, 79236), (213, 78492), (279, 59924), (284, 58869), (372, 44943), (422, 39618), (426, 39246), (558, 29962), (633, 26412), (639, 26164), (844, 19809), (852, 19623), (1116, 14981), (1266, 13206), (1278, 13082), (1899, 8804), (2201, 7596), (2532, 6603), (2556, 6541), (3798, 4402)]