31216432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{673}}^1$

素因数の和:917

約数の個数: 40

約数和(自身を含む): 65523584

約数和(自身を除く): 34307152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 223, 446, 673, 892, 1346, 1784, 2692, 2899, 3568, 5384, 5798, 8749, 10768, 11596, 17498, 23192, 34996, 46384, 69992, 139984, 150079, 300158, 600316, 1200632, 1951027, 2401264, 3902054, 7804108, 15608216, 31216432]

約数ペア:

[(1, 31216432), (2, 15608216), (4, 7804108), (8, 3902054), (13, 2401264), (16, 1951027), (26, 1200632), (52, 600316), (104, 300158), (208, 150079), (223, 139984), (446, 69992), (673, 46384), (892, 34996), (1346, 23192), (1784, 17498), (2692, 11596), (2899, 10768), (3568, 8749), (5384, 5798)]