20521043906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{80963}}^1$

素因数の和:81298

約数の個数: 32

約数和(自身を含む): 34521754176

約数和(自身を除く): 14000710270

約数列:

[1, 2, 11, 22, 41, 82, 281, 451, 562, 902, 3091, 6182, 11521, 23042, 80963, 126731, 161926, 253462, 890593, 1781186, 3319483, 6638966, 22750603, 36514313, 45501206, 73028626, 250256633, 500513266, 932774723, 1865549446, 10260521953, 20521043906]

約数ペア:

[(1, 20521043906), (2, 10260521953), (11, 1865549446), (22, 932774723), (41, 500513266), (82, 250256633), (281, 73028626), (451, 45501206), (562, 36514313), (902, 22750603), (3091, 6638966), (6182, 3319483), (11521, 1781186), (23042, 890593), (80963, 253462), (126731, 161926)]