20490950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{24107}}^1$

素因数の和:24136

約数の個数: 24

約数和(自身を含む): 40356792

約数和(自身を除く): 19865842

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 24107, 48214, 120535, 241070, 409819, 602675, 819638, 1205350, 2049095, 4098190, 10245475, 20490950]

約数ペア:

[(1, 20490950), (2, 10245475), (5, 4098190), (10, 2049095), (17, 1205350), (25, 819638), (34, 602675), (50, 409819), (85, 241070), (170, 120535), (425, 48214), (850, 24107)]