20071243336

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1\times {\mathrm{491}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 38607082560

約数和(自身を除く): 18535839224

約数列:

[1, 2, 4, 8, 61, 122, 211, 244, 397, 422, 488, 491, 794, 844, 982, 1588, 1688, 1964, 3176, 3928, 12871, 24217, 25742, 29951, 48434, 51484, 59902, 83767, 96868, 102968, 103601, 119804, 167534, 193736, 194927, 207202, 239608, 335068, 389854, 414404, 670136, 779708, 828808, 1559416, 5109787, 6319661, 10219574, 11890547, 12639322, 20439148, 23781094, 25278644, 40878296, 41129597, 47562188, 50557288, 82259194, 95124376, 164518388, 329036776, 2508905417, 5017810834, 10035621668, 20071243336]

約数ペア:

[(1, 20071243336), (2, 10035621668), (4, 5017810834), (8, 2508905417), (61, 329036776), (122, 164518388), (211, 95124376), (244, 82259194), (397, 50557288), (422, 47562188), (488, 41129597), (491, 40878296), (794, 25278644), (844, 23781094), (982, 20439148), (1588, 12639322), (1688, 11890547), (1964, 10219574), (3176, 6319661), (3928, 5109787), (12871, 1559416), (24217, 828808), (25742, 779708), (29951, 670136), (48434, 414404), (51484, 389854), (59902, 335068), (83767, 239608), (96868, 207202), (102968, 194927), (103601, 193736), (119804, 167534)]