18082876

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 38674944

約数和(自身を除く): 20592068

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 602, 644, 653, 989, 1204, 1306, 1978, 2612, 3956, 4571, 6923, 9142, 13846, 15019, 18284, 27692, 28079, 30038, 56158, 60076, 105133, 112316, 196553, 210266, 393106, 420532, 645817, 786212, 1291634, 2583268, 4520719, 9041438, 18082876]

約数ペア:

[(1, 18082876), (2, 9041438), (4, 4520719), (7, 2583268), (14, 1291634), (23, 786212), (28, 645817), (43, 420532), (46, 393106), (86, 210266), (92, 196553), (161, 112316), (172, 105133), (301, 60076), (322, 56158), (602, 30038), (644, 28079), (653, 27692), (989, 18284), (1204, 15019), (1306, 13846), (1978, 9142), (2612, 6923), (3956, 4571)]