20149902

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{2659}}^1$

素因数の和:3088

約数の個数: 24

約数和(自身を含む): 43778280

約数和(自身を除く): 23628378

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 1263, 2526, 2659, 3789, 5318, 7578, 7977, 15954, 23931, 47862, 1119439, 2238878, 3358317, 6716634, 10074951, 20149902]

約数ペア:

[(1, 20149902), (2, 10074951), (3, 6716634), (6, 3358317), (9, 2238878), (18, 1119439), (421, 47862), (842, 23931), (1263, 15954), (2526, 7977), (2659, 7578), (3789, 5318)]