22091990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 41142816

約数和(自身を除く): 19050826

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 365, 530, 571, 730, 1142, 2855, 3869, 5710, 7738, 19345, 30263, 38690, 41683, 60526, 83366, 151315, 208415, 302630, 416830, 2209199, 4418398, 11045995, 22091990]

約数ペア:

[(1, 22091990), (2, 11045995), (5, 4418398), (10, 2209199), (53, 416830), (73, 302630), (106, 208415), (146, 151315), (265, 83366), (365, 60526), (530, 41683), (571, 38690), (730, 30263), (1142, 19345), (2855, 7738), (3869, 5710)]