20853210110

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{797}}^1\times {\mathrm{19973}}^1$

素因数の和:20908

約数の個数: 32

約数和(自身を含む): 37871662752

約数和(自身を除く): 17018452642

約数列:

[1, 2, 5, 10, 131, 262, 655, 797, 1310, 1594, 3985, 7970, 19973, 39946, 99865, 104407, 199730, 208814, 522035, 1044070, 2616463, 5232926, 13082315, 15918481, 26164630, 31836962, 79592405, 159184810, 2085321011, 4170642022, 10426605055, 20853210110]

約数ペア:

[(1, 20853210110), (2, 10426605055), (5, 4170642022), (10, 2085321011), (131, 159184810), (262, 79592405), (655, 31836962), (797, 26164630), (1310, 15918481), (1594, 13082315), (3985, 5232926), (7970, 2616463), (19973, 1044070), (39946, 522035), (99865, 208814), (104407, 199730)]