1811908

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 3655232

約数和(自身を除く): 1843324

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 397, 652, 794, 1141, 1588, 2282, 2779, 4564, 5558, 11116, 64711, 129422, 258844, 452977, 905954, 1811908]

約数ペア:

[(1, 1811908), (2, 905954), (4, 452977), (7, 258844), (14, 129422), (28, 64711), (163, 11116), (326, 5558), (397, 4564), (652, 2779), (794, 2282), (1141, 1588)]