20447294

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 37838016

約数和(自身を除く): 17390722

約数列:

[1, 2, 7, 14, 17, 34, 53, 106, 119, 238, 371, 742, 901, 1621, 1802, 3242, 6307, 11347, 12614, 22694, 27557, 55114, 85913, 171826, 192899, 385798, 601391, 1202782, 1460521, 2921042, 10223647, 20447294]

約数ペア:

[(1, 20447294), (2, 10223647), (7, 2921042), (14, 1460521), (17, 1202782), (34, 601391), (53, 385798), (106, 192899), (119, 171826), (238, 85913), (371, 55114), (742, 27557), (901, 22694), (1621, 12614), (1802, 11347), (3242, 6307)]