217858370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{1889}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 413683200

約数和(自身を除く): 195824830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 607, 1214, 1889, 3035, 3778, 6070, 9445, 11533, 18890, 23066, 35891, 57665, 71782, 115330, 179455, 358910, 1146623, 2293246, 5733115, 11466230, 21785837, 43571674, 108929185, 217858370]

約数ペア:

[(1, 217858370), (2, 108929185), (5, 43571674), (10, 21785837), (19, 11466230), (38, 5733115), (95, 2293246), (190, 1146623), (607, 358910), (1214, 179455), (1889, 115330), (3035, 71782), (3778, 57665), (6070, 35891), (9445, 23066), (11533, 18890)]