18620220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3739}}^1$

素因数の和:3834

約数の個数: 48

約数和(自身を含む): 52778880

約数和(自身を除く): 34158660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 3739, 4980, 7478, 11217, 14956, 18695, 22434, 37390, 44868, 56085, 74780, 112170, 224340, 310337, 620674, 931011, 1241348, 1551685, 1862022, 3103370, 3724044, 4655055, 6206740, 9310110, 18620220]

約数ペア:

[(1, 18620220), (2, 9310110), (3, 6206740), (4, 4655055), (5, 3724044), (6, 3103370), (10, 1862022), (12, 1551685), (15, 1241348), (20, 931011), (30, 620674), (60, 310337), (83, 224340), (166, 112170), (249, 74780), (332, 56085), (415, 44868), (498, 37390), (830, 22434), (996, 18695), (1245, 14956), (1660, 11217), (2490, 7478), (3739, 4980)]