20238250539

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{1151}}^1$

素因数の和:1636

約数の個数: 64

約数和(自身を含む): 31198003200

約数和(自身を除く): 10959752661

約数列:

[1, 3, 13, 19, 39, 57, 61, 183, 247, 389, 741, 793, 1151, 1159, 1167, 2379, 3453, 3477, 5057, 7391, 14963, 15067, 15171, 21869, 22173, 23729, 44889, 45201, 65607, 70211, 71187, 96083, 210633, 284297, 288249, 308477, 447739, 450851, 852891, 912743, 925431, 1334009, 1343217, 1352553, 2738229, 4002027, 5820607, 5861063, 8507041, 17342117, 17461821, 17583189, 25521123, 27312079, 52026351, 81936237, 110591533, 331774599, 355057027, 518929501, 1065171081, 1556788503, 6746083513, 20238250539]

約数ペア:

[(1, 20238250539), (3, 6746083513), (13, 1556788503), (19, 1065171081), (39, 518929501), (57, 355057027), (61, 331774599), (183, 110591533), (247, 81936237), (389, 52026351), (741, 27312079), (793, 25521123), (1151, 17583189), (1159, 17461821), (1167, 17342117), (2379, 8507041), (3453, 5861063), (3477, 5820607), (5057, 4002027), (7391, 2738229), (14963, 1352553), (15067, 1343217), (15171, 1334009), (21869, 925431), (22173, 912743), (23729, 852891), (44889, 450851), (45201, 447739), (65607, 308477), (70211, 288249), (71187, 284297), (96083, 210633)]