20165718291

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{21121}}^1$

素因数の和:21431

約数の個数: 32

約数和(自身を含む): 28913145408

約数和(自身を除く): 8747427117

約数列:

[1, 3, 17, 51, 97, 193, 291, 579, 1649, 3281, 4947, 9843, 18721, 21121, 56163, 63363, 318257, 359057, 954771, 1077171, 2048737, 4076353, 6146211, 12229059, 34828529, 69298001, 104485587, 207894003, 395406241, 1186218723, 6721906097, 20165718291]

約数ペア:

[(1, 20165718291), (3, 6721906097), (17, 1186218723), (51, 395406241), (97, 207894003), (193, 104485587), (291, 69298001), (579, 34828529), (1649, 12229059), (3281, 6146211), (4947, 4076353), (9843, 2048737), (18721, 1077171), (21121, 954771), (56163, 359057), (63363, 318257)]