20805286

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{727}}^1$

素因数の和:1119

約数の個数: 16

約数和(自身を含む): 32104800

約数和(自身を除く): 11299514

約数列:

[1, 2, 41, 82, 349, 698, 727, 1454, 14309, 28618, 29807, 59614, 253723, 507446, 10402643, 20805286]

約数ペア:

[(1, 20805286), (2, 10402643), (41, 507446), (82, 253723), (349, 59614), (698, 29807), (727, 28618), (1454, 14309)]