31859152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1721}}^1$

素因数の和:1831

約数の個数: 40

約数和(自身を含む): 67261320

約数和(自身を除く): 35402168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1157, 1424, 1721, 2314, 3442, 4628, 6884, 9256, 13768, 18512, 22373, 27536, 44746, 89492, 153169, 178984, 306338, 357968, 612676, 1225352, 1991197, 2450704, 3982394, 7964788, 15929576, 31859152]

約数ペア:

[(1, 31859152), (2, 15929576), (4, 7964788), (8, 3982394), (13, 2450704), (16, 1991197), (26, 1225352), (52, 612676), (89, 357968), (104, 306338), (178, 178984), (208, 153169), (356, 89492), (712, 44746), (1157, 27536), (1424, 22373), (1721, 18512), (2314, 13768), (3442, 9256), (4628, 6884)]