18966835

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 4983245

約数列:

[1, 5, 23, 115, 131, 655, 1259, 3013, 6295, 15065, 28957, 144785, 164929, 824645, 3793367, 18966835]

約数ペア:

[(1, 18966835), (5, 3793367), (23, 824645), (115, 164929), (131, 144785), (655, 28957), (1259, 15065), (3013, 6295)]