20652836895

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1644989}}^1$

素因数の和:1645037

約数の個数: 40

約数和(自身を含む): 38216407680

約数和(自身を除く): 17563570785

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 1644989, 4934967, 8224945, 14804901, 24674835, 44414703, 50994659, 74024505, 133244109, 152983977, 222073515, 254973295, 458951931, 666220545, 764919885, 1376855793, 2294759655, 4130567379, 6884278965, 20652836895]

約数ペア:

[(1, 20652836895), (3, 6884278965), (5, 4130567379), (9, 2294759655), (15, 1376855793), (27, 764919885), (31, 666220545), (45, 458951931), (81, 254973295), (93, 222073515), (135, 152983977), (155, 133244109), (279, 74024505), (405, 50994659), (465, 44414703), (837, 24674835), (1395, 14804901), (2511, 8224945), (4185, 4934967), (12555, 1644989)]