18861230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 35108640

約数和(自身を除く): 16247410

約数列:

[1, 2, 5, 10, 41, 82, 179, 205, 257, 358, 410, 514, 895, 1285, 1790, 2570, 7339, 10537, 14678, 21074, 36695, 46003, 52685, 73390, 92006, 105370, 230015, 460030, 1886123, 3772246, 9430615, 18861230]

約数ペア:

[(1, 18861230), (2, 9430615), (5, 3772246), (10, 1886123), (41, 460030), (82, 230015), (179, 105370), (205, 92006), (257, 73390), (358, 52685), (410, 46003), (514, 36695), (895, 21074), (1285, 14678), (1790, 10537), (2570, 7339)]