219926254

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{6481}}^1$

素因数の和:6568

約数の個数: 24

約数和(自身を含む): 355628448

約数和(自身を除く): 135702194

約数列:

[1, 2, 19, 38, 47, 94, 361, 722, 893, 1786, 6481, 12962, 16967, 33934, 123139, 246278, 304607, 609214, 2339641, 4679282, 5787533, 11575066, 109963127, 219926254]

約数ペア:

[(1, 219926254), (2, 109963127), (19, 11575066), (38, 5787533), (47, 4679282), (94, 2339641), (361, 609214), (722, 304607), (893, 246278), (1786, 123139), (6481, 33934), (12962, 16967)]