19711276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16481}}^1$

素因数の和:16521

約数の個数: 24

約数和(自身を含む): 38765664

約数和(自身を除く): 19054388

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 16481, 32962, 65924, 214253, 379063, 428506, 758126, 857012, 1516252, 4927819, 9855638, 19711276]

約数ペア:

[(1, 19711276), (2, 9855638), (4, 4927819), (13, 1516252), (23, 857012), (26, 758126), (46, 428506), (52, 379063), (92, 214253), (299, 65924), (598, 32962), (1196, 16481)]