20614714

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{647}}^1$

素因数の和:917

約数の個数: 16

約数和(自身を含む): 31492800

約数和(自身を除く): 10878086

約数列:

[1, 2, 89, 178, 179, 358, 647, 1294, 15931, 31862, 57583, 115166, 115813, 231626, 10307357, 20614714]

約数ペア:

[(1, 20614714), (2, 10307357), (89, 231626), (178, 115813), (179, 115166), (358, 57583), (647, 31862), (1294, 15931)]