20175773644

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{110951}}^1$

素因数の和:111250

約数の個数: 36

約数和(自身を含む): 38374968240

約数和(自身を除く): 18199194596

約数列:

[1, 2, 4, 13, 26, 52, 169, 269, 338, 538, 676, 1076, 3497, 6994, 13988, 45461, 90922, 110951, 181844, 221902, 443804, 1442363, 2884726, 5769452, 18750719, 29845819, 37501438, 59691638, 75002876, 119383276, 387995647, 775991294, 1551982588, 5043943411, 10087886822, 20175773644]

約数ペア:

[(1, 20175773644), (2, 10087886822), (4, 5043943411), (13, 1551982588), (26, 775991294), (52, 387995647), (169, 119383276), (269, 75002876), (338, 59691638), (538, 37501438), (676, 29845819), (1076, 18750719), (3497, 5769452), (6994, 2884726), (13988, 1442363), (45461, 443804), (90922, 221902), (110951, 181844)]