20171515815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1951}}^1\times {\mathrm{20887}}^1$

素因数の和:22860

約数の個数: 48

約数和(自身を含む): 38163879936

約数和(自身を除く): 17992364121

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 1951, 5853, 9755, 17559, 20887, 21461, 29265, 62661, 64383, 87795, 104435, 107305, 187983, 193149, 229757, 313305, 321915, 689271, 939915, 965745, 1148785, 2067813, 3446355, 10339065, 40750537, 122251611, 203752685, 366754833, 448255907, 611258055, 1344767721, 1833774165, 2241279535, 4034303163, 6723838605, 20171515815]

約数ペア:

[(1, 20171515815), (3, 6723838605), (5, 4034303163), (9, 2241279535), (11, 1833774165), (15, 1344767721), (33, 611258055), (45, 448255907), (55, 366754833), (99, 203752685), (165, 122251611), (495, 40750537), (1951, 10339065), (5853, 3446355), (9755, 2067813), (17559, 1148785), (20887, 965745), (21461, 939915), (29265, 689271), (62661, 321915), (64383, 313305), (87795, 229757), (104435, 193149), (107305, 187983)]