20684076

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1263

約数の個数: 72

約数和(自身を含む): 58126320

約数和(自身を除く): 37442244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 49, 58, 84, 87, 98, 116, 147, 174, 196, 203, 294, 348, 406, 588, 609, 812, 1213, 1218, 1421, 2426, 2436, 2842, 3639, 4263, 4852, 5684, 7278, 8491, 8526, 14556, 16982, 17052, 25473, 33964, 35177, 50946, 59437, 70354, 101892, 105531, 118874, 140708, 178311, 211062, 237748, 246239, 356622, 422124, 492478, 713244, 738717, 984956, 1477434, 1723673, 2954868, 3447346, 5171019, 6894692, 10342038, 20684076]

約数ペア:

[(1, 20684076), (2, 10342038), (3, 6894692), (4, 5171019), (6, 3447346), (7, 2954868), (12, 1723673), (14, 1477434), (21, 984956), (28, 738717), (29, 713244), (42, 492478), (49, 422124), (58, 356622), (84, 246239), (87, 237748), (98, 211062), (116, 178311), (147, 140708), (174, 118874), (196, 105531), (203, 101892), (294, 70354), (348, 59437), (406, 50946), (588, 35177), (609, 33964), (812, 25473), (1213, 17052), (1218, 16982), (1421, 14556), (2426, 8526), (2436, 8491), (2842, 7278), (3639, 5684), (4263, 4852)]