2216401876

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{3278701}}^1$

素因数の和:3278731

約数の個数: 18

約数和(自身を含む): 4200017262

約数和(自身を除く): 1983615386

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 3278701, 6557402, 13114804, 42623113, 85246226, 170492452, 554100469, 1108200938, 2216401876]

約数ペア:

[(1, 2216401876), (2, 1108200938), (4, 554100469), (13, 170492452), (26, 85246226), (52, 42623113), (169, 13114804), (338, 6557402), (676, 3278701)]