18714390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20123}}^1$

素因数の和:20164

約数の個数: 32

約数和(自身を含む): 46365696

約数和(自身を除く): 27651306

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 20123, 40246, 60369, 100615, 120738, 201230, 301845, 603690, 623813, 1247626, 1871439, 3119065, 3742878, 6238130, 9357195, 18714390]

約数ペア:

[(1, 18714390), (2, 9357195), (3, 6238130), (5, 3742878), (6, 3119065), (10, 1871439), (15, 1247626), (30, 623813), (31, 603690), (62, 301845), (93, 201230), (155, 120738), (186, 100615), (310, 60369), (465, 40246), (930, 20123)]