20464609407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{105269}}^1$

素因数の和:105463

約数の個数: 32

約数和(自身を含む): 30681573120

約数和(自身を除く): 10216963713

約数列:

[1, 3, 11, 33, 43, 129, 137, 411, 473, 1419, 1507, 4521, 5891, 17673, 64801, 105269, 194403, 315807, 1157959, 3473877, 4526567, 13579701, 14421853, 43265559, 49792237, 149376711, 158640383, 475921149, 620139679, 1860419037, 6821536469, 20464609407]

約数ペア:

[(1, 20464609407), (3, 6821536469), (11, 1860419037), (33, 620139679), (43, 475921149), (129, 158640383), (137, 149376711), (411, 49792237), (473, 43265559), (1419, 14421853), (1507, 13579701), (4521, 4526567), (5891, 3473877), (17673, 1157959), (64801, 315807), (105269, 194403)]