20291206347

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{31033}}^1$

素因数の和:31500

約数の個数: 32

約数和(自身を含む): 30631799360

約数和(自身を除く): 10340593013

約数列:

[1, 3, 9, 27, 61, 183, 397, 549, 1191, 1647, 3573, 10719, 24217, 31033, 72651, 93099, 217953, 279297, 653859, 837891, 1893013, 5679039, 12320101, 17037117, 36960303, 51111351, 110880909, 332642727, 751526161, 2254578483, 6763735449, 20291206347]

約数ペア:

[(1, 20291206347), (3, 6763735449), (9, 2254578483), (27, 751526161), (61, 332642727), (183, 110880909), (397, 51111351), (549, 36960303), (1191, 17037117), (1647, 12320101), (3573, 5679039), (10719, 1893013), (24217, 837891), (31033, 653859), (72651, 279297), (93099, 217953)]