18331908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{953}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 49150080

約数和(自身を除く): 30818172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 229, 458, 687, 916, 953, 1374, 1603, 1906, 2748, 2859, 3206, 3812, 4809, 5718, 6412, 6671, 9618, 11436, 13342, 19236, 20013, 26684, 40026, 80052, 218237, 436474, 654711, 872948, 1309422, 1527659, 2618844, 3055318, 4582977, 6110636, 9165954, 18331908]

約数ペア:

[(1, 18331908), (2, 9165954), (3, 6110636), (4, 4582977), (6, 3055318), (7, 2618844), (12, 1527659), (14, 1309422), (21, 872948), (28, 654711), (42, 436474), (84, 218237), (229, 80052), (458, 40026), (687, 26684), (916, 20013), (953, 19236), (1374, 13342), (1603, 11436), (1906, 9618), (2748, 6671), (2859, 6412), (3206, 5718), (3812, 4809)]