20147987558

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{401}}^1\times {\mathrm{1531}}^1$

素因数の和:2264

約数の個数: 32

約数和(自身を含む): 30928690080

約数和(自身を除く): 10780702522

約数列:

[1, 2, 61, 122, 269, 401, 538, 802, 1531, 3062, 16409, 24461, 32818, 48922, 93391, 107869, 186782, 215738, 411839, 613931, 823678, 1227862, 6580009, 13160018, 25122179, 37449791, 50244358, 74899582, 165147439, 330294878, 10073993779, 20147987558]

約数ペア:

[(1, 20147987558), (2, 10073993779), (61, 330294878), (122, 165147439), (269, 74899582), (401, 50244358), (538, 37449791), (802, 25122179), (1531, 13160018), (3062, 6580009), (16409, 1227862), (24461, 823678), (32818, 613931), (48922, 411839), (93391, 215738), (107869, 186782)]