20218181260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5039}}^1\times {\mathrm{11801}}^1$

素因数の和:16866

約数の個数: 48

約数和(自身を含む): 44968452480

約数和(自身を除く): 24750271220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5039, 10078, 11801, 20156, 23602, 25195, 47204, 50390, 59005, 85663, 100780, 118010, 171326, 200617, 236020, 342652, 401234, 428315, 802468, 856630, 1003085, 1713260, 2006170, 4012340, 59465239, 118930478, 237860956, 297326195, 594652390, 1010909063, 1189304780, 2021818126, 4043636252, 5054545315, 10109090630, 20218181260]

約数ペア:

[(1, 20218181260), (2, 10109090630), (4, 5054545315), (5, 4043636252), (10, 2021818126), (17, 1189304780), (20, 1010909063), (34, 594652390), (68, 297326195), (85, 237860956), (170, 118930478), (340, 59465239), (5039, 4012340), (10078, 2006170), (11801, 1713260), (20156, 1003085), (23602, 856630), (25195, 802468), (47204, 428315), (50390, 401234), (59005, 342652), (85663, 236020), (100780, 200617), (118010, 171326)]