18117290878

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{144589}}^1$

素因数の和:144712

約数の個数: 32

約数和(自身を含む): 29315911680

約数和(自身を除く): 11198620802

約数列:

[1, 2, 31, 43, 47, 62, 86, 94, 1333, 1457, 2021, 2666, 2914, 4042, 62651, 125302, 144589, 289178, 4482259, 6217327, 6795683, 8964518, 12434654, 13591366, 192737137, 210666173, 292214369, 385474274, 421332346, 584428738, 9058645439, 18117290878]

約数ペア:

[(1, 18117290878), (2, 9058645439), (31, 584428738), (43, 421332346), (47, 385474274), (62, 292214369), (86, 210666173), (94, 192737137), (1333, 13591366), (1457, 12434654), (2021, 8964518), (2666, 6795683), (2914, 6217327), (4042, 4482259), (62651, 289178), (125302, 144589)]