2018870815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{34549}}^1$

素因数の和:34627

約数の個数: 32

約数和(自身を含む): 2786112000

約数和(自身を除く): 767241185

約数列:

[1, 5, 13, 29, 31, 65, 145, 155, 377, 403, 899, 1885, 2015, 4495, 11687, 34549, 58435, 172745, 449137, 1001921, 1071019, 2245685, 5009605, 5355095, 13024973, 13923247, 31059551, 65124865, 69616235, 155297755, 403774163, 2018870815]

約数ペア:

[(1, 2018870815), (5, 403774163), (13, 155297755), (29, 69616235), (31, 65124865), (65, 31059551), (145, 13923247), (155, 13024973), (377, 5355095), (403, 5009605), (899, 2245685), (1885, 1071019), (2015, 1001921), (4495, 449137), (11687, 172745), (34549, 58435)]