163914938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{20639}}^1$

素因数の和:20690

約数の個数: 24

約数和(自身を含む): 283098240

約数和(自身を除く): 119183302

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3971, 7942, 20639, 41278, 227029, 392141, 454058, 784282, 4313551, 7450679, 8627102, 14901358, 81957469, 163914938]

約数ペア:

[(1, 163914938), (2, 81957469), (11, 14901358), (19, 8627102), (22, 7450679), (38, 4313551), (209, 784282), (361, 454058), (418, 392141), (722, 227029), (3971, 41278), (7942, 20639)]