2019970550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3107647}}^1$

素因数の和:3107672

約数の個数: 24

約数和(自身を含む): 4046157696

約数和(自身を除く): 2026187146

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 3107647, 6215294, 15538235, 31076470, 40399411, 77691175, 80798822, 155382350, 201997055, 403994110, 1009985275, 2019970550]

約数ペア:

[(1, 2019970550), (2, 1009985275), (5, 403994110), (10, 201997055), (13, 155382350), (25, 80798822), (26, 77691175), (50, 40399411), (65, 31076470), (130, 15538235), (325, 6215294), (650, 3107647)]