19395370

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^2$

素因数の和:406

約数の個数: 24

約数和(自身を含む): 35608356

約数和(自身を除く): 16212986

約数列:

[1, 2, 5, 10, 73, 146, 163, 326, 365, 730, 815, 1630, 11899, 23798, 26569, 53138, 59495, 118990, 132845, 265690, 1939537, 3879074, 9697685, 19395370]

約数ペア:

[(1, 19395370), (2, 9697685), (5, 3879074), (10, 1939537), (73, 265690), (146, 132845), (163, 118990), (326, 59495), (365, 53138), (730, 26569), (815, 23798), (1630, 11899)]