18487738

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{6883}}^1$

素因数の和:6981

約数の個数: 16

約数和(自身を含む): 29738880

約数和(自身を除く): 11251142

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 6883, 13766, 117011, 234022, 543757, 1087514, 9243869, 18487738]

約数ペア:

[(1, 18487738), (2, 9243869), (17, 1087514), (34, 543757), (79, 234022), (158, 117011), (1343, 13766), (2686, 6883)]