31679984

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4637}}^1$

素因数の和:4713

約数の個数: 40

約数和(自身を含む): 71313888

約数和(自身を除く): 39633904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 4637, 6832, 9274, 18548, 32459, 37096, 64918, 74192, 129836, 259672, 282857, 519344, 565714, 1131428, 1979999, 2262856, 3959998, 4525712, 7919996, 15839992, 31679984]

約数ペア:

[(1, 31679984), (2, 15839992), (4, 7919996), (7, 4525712), (8, 3959998), (14, 2262856), (16, 1979999), (28, 1131428), (56, 565714), (61, 519344), (112, 282857), (122, 259672), (244, 129836), (427, 74192), (488, 64918), (854, 37096), (976, 32459), (1708, 18548), (3416, 9274), (4637, 6832)]