19708890634

素因数分解:

$2^1\times {\mathrm{349}}^1\times {\mathrm{1531}}^1\times {\mathrm{18443}}^1$

素因数の和:20325

約数の個数: 16

約数和(自身を含む): 29669018400

約数和(自身を除く): 9960127766

約数列:

[1, 2, 349, 698, 1531, 3062, 18443, 36886, 534319, 1068638, 6436607, 12873214, 28236233, 56472466, 9854445317, 19708890634]

約数ペア:

[(1, 19708890634), (2, 9854445317), (349, 56472466), (698, 28236233), (1531, 12873214), (3062, 6436607), (18443, 1068638), (36886, 534319)]