18980604

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{1201}}^1$

素因数の和:1650

約数の個数: 36

約数和(自身を含む): 48128080

約数和(自身を除く): 29147476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 1201, 1317, 1756, 2402, 2634, 3603, 3951, 4804, 5268, 7206, 7902, 10809, 14412, 15804, 21618, 43236, 527239, 1054478, 1581717, 2108956, 3163434, 4745151, 6326868, 9490302, 18980604]

約数ペア:

[(1, 18980604), (2, 9490302), (3, 6326868), (4, 4745151), (6, 3163434), (9, 2108956), (12, 1581717), (18, 1054478), (36, 527239), (439, 43236), (878, 21618), (1201, 15804), (1317, 14412), (1756, 10809), (2402, 7902), (2634, 7206), (3603, 5268), (3951, 4804)]