20178812056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194027039}}^1$

素因数の和:194027058

約数の個数: 16

約数和(自身を含む): 40745678400

約数和(自身を除く): 20566866344

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194027039, 388054078, 776108156, 1552216312, 2522351507, 5044703014, 10089406028, 20178812056]

約数ペア:

[(1, 20178812056), (2, 10089406028), (4, 5044703014), (8, 2522351507), (13, 1552216312), (26, 776108156), (52, 388054078), (104, 194027039)]