20210692970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1375813}}^1$

素因数の和:1375946

約数の個数: 32

約数和(自身を含む): 39524384592

約数和(自身を除く): 19313691622

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 7345, 14690, 1375813, 2751626, 6879065, 13758130, 17885569, 35771138, 89427845, 155466869, 178855690, 310933738, 777334345, 1554668690, 2021069297, 4042138594, 10105346485, 20210692970]

約数ペア:

[(1, 20210692970), (2, 10105346485), (5, 4042138594), (10, 2021069297), (13, 1554668690), (26, 777334345), (65, 310933738), (113, 178855690), (130, 155466869), (226, 89427845), (565, 35771138), (1130, 17885569), (1469, 13758130), (2938, 6879065), (7345, 2751626), (14690, 1375813)]