20409360047

素因数分解:

${\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{229}}^1\times {\mathrm{2251}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 21943893360

約数和(自身を除く): 1534533313

約数列:

[1, 17, 137, 229, 289, 2251, 2329, 3893, 31373, 38267, 39593, 66181, 308387, 515479, 533341, 650539, 5242579, 8763143, 9066797, 70620623, 89123843, 148973431, 1200550591, 20409360047]

約数ペア:

[(1, 20409360047), (17, 1200550591), (137, 148973431), (229, 89123843), (289, 70620623), (2251, 9066797), (2329, 8763143), (3893, 5242579), (31373, 650539), (38267, 533341), (39593, 515479), (66181, 308387)]