20145556467

素因数分解:

$3^3\times {\mathrm{47}}^2\times {\mathrm{53}}^1\times {\mathrm{6373}}^1$

素因数の和:6529

約数の個数: 48

約数和(自身を含む): 31074014880

約数和(自身を除く): 10928458413

約数列:

[1, 3, 9, 27, 47, 53, 141, 159, 423, 477, 1269, 1431, 2209, 2491, 6373, 6627, 7473, 19119, 19881, 22419, 57357, 59643, 67257, 117077, 172071, 299531, 337769, 351231, 898593, 1013307, 1053693, 2695779, 3039921, 3161079, 8087337, 9119763, 14077957, 15875143, 42233871, 47625429, 126701613, 142876287, 380104839, 428628861, 746131721, 2238395163, 6715185489, 20145556467]

約数ペア:

[(1, 20145556467), (3, 6715185489), (9, 2238395163), (27, 746131721), (47, 428628861), (53, 380104839), (141, 142876287), (159, 126701613), (423, 47625429), (477, 42233871), (1269, 15875143), (1431, 14077957), (2209, 9119763), (2491, 8087337), (6373, 3161079), (6627, 3039921), (7473, 2695779), (19119, 1053693), (19881, 1013307), (22419, 898593), (57357, 351231), (59643, 337769), (67257, 299531), (117077, 172071)]