18686615344

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22036103}}^1$

素因数の和:22036164

約数の個数: 20

約数和(自身を含む): 36888438096

約数和(自身を除く): 18201822752

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22036103, 44072206, 88144412, 176288824, 352577648, 1167913459, 2335826918, 4671653836, 9343307672, 18686615344]

約数ペア:

[(1, 18686615344), (2, 9343307672), (4, 4671653836), (8, 2335826918), (16, 1167913459), (53, 352577648), (106, 176288824), (212, 88144412), (424, 44072206), (848, 22036103)]