31197848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 68774400

約数和(自身を除く): 37576552

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 47, 76, 88, 94, 152, 188, 209, 376, 397, 418, 517, 794, 836, 893, 1034, 1588, 1672, 1786, 2068, 3176, 3572, 4136, 4367, 7144, 7543, 8734, 9823, 15086, 17468, 18659, 19646, 30172, 34936, 37318, 39292, 60344, 74636, 78584, 82973, 149272, 165946, 205249, 331892, 354521, 410498, 663784, 709042, 820996, 1418084, 1641992, 2836168, 3899731, 7799462, 15598924, 31197848]

約数ペア:

[(1, 31197848), (2, 15598924), (4, 7799462), (8, 3899731), (11, 2836168), (19, 1641992), (22, 1418084), (38, 820996), (44, 709042), (47, 663784), (76, 410498), (88, 354521), (94, 331892), (152, 205249), (188, 165946), (209, 149272), (376, 82973), (397, 78584), (418, 74636), (517, 60344), (794, 39292), (836, 37318), (893, 34936), (1034, 30172), (1588, 19646), (1672, 18659), (1786, 17468), (2068, 15086), (3176, 9823), (3572, 8734), (4136, 7543), (4367, 7144)]