18407779

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 20704320

約数和(自身を除く): 2296541

約数列:

[1, 13, 29, 157, 311, 377, 2041, 4043, 4553, 9019, 48827, 59189, 117247, 634751, 1415983, 18407779]

約数ペア:

[(1, 18407779), (13, 1415983), (29, 634751), (157, 117247), (311, 59189), (377, 48827), (2041, 9019), (4043, 4553)]