20631570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18587}}^1$

素因数の和:18634

約数の個数: 32

約数和(自身を含む): 50856768

約数和(自身を除く): 30225198

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 18587, 37174, 55761, 92935, 111522, 185870, 278805, 557610, 687719, 1375438, 2063157, 3438595, 4126314, 6877190, 10315785, 20631570]

約数ペア:

[(1, 20631570), (2, 10315785), (3, 6877190), (5, 4126314), (6, 3438595), (10, 2063157), (15, 1375438), (30, 687719), (37, 557610), (74, 278805), (111, 185870), (185, 111522), (222, 92935), (370, 55761), (555, 37174), (1110, 18587)]