18356460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1553}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 51692256

約数和(自身を除く): 33335796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1553, 1970, 2364, 2955, 3106, 3940, 4659, 5910, 6212, 7765, 9318, 11820, 15530, 18636, 23295, 31060, 46590, 93180, 305941, 611882, 917823, 1223764, 1529705, 1835646, 3059410, 3671292, 4589115, 6118820, 9178230, 18356460]

約数ペア:

[(1, 18356460), (2, 9178230), (3, 6118820), (4, 4589115), (5, 3671292), (6, 3059410), (10, 1835646), (12, 1529705), (15, 1223764), (20, 917823), (30, 611882), (60, 305941), (197, 93180), (394, 46590), (591, 31060), (788, 23295), (985, 18636), (1182, 15530), (1553, 11820), (1970, 9318), (2364, 7765), (2955, 6212), (3106, 5910), (3940, 4659)]