20164308969

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{50423}}^1$

素因数の和:50709

約数の個数: 32

約数和(自身を含む): 31174133760

約数和(自身を除く): 11009824791

約数列:

[1, 3, 7, 21, 137, 139, 411, 417, 959, 973, 2877, 2919, 19043, 50423, 57129, 133301, 151269, 352961, 399903, 1058883, 6907951, 7008797, 20723853, 21026391, 48355657, 49061579, 145066971, 147184737, 960205189, 2880615567, 6721436323, 20164308969]

約数ペア:

[(1, 20164308969), (3, 6721436323), (7, 2880615567), (21, 960205189), (137, 147184737), (139, 145066971), (411, 49061579), (417, 48355657), (959, 21026391), (973, 20723853), (2877, 7008797), (2919, 6907951), (19043, 1058883), (50423, 399903), (57129, 352961), (133301, 151269)]