20213156948

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{32443}}^1$

素因数の和:32648

約数の個数: 48

約数和(自身を含む): 37772602560

約数和(自身を除く): 17559445612

約数列:

[1, 2, 4, 29, 41, 58, 82, 116, 131, 164, 262, 524, 1189, 2378, 3799, 4756, 5371, 7598, 10742, 15196, 21484, 32443, 64886, 129772, 155759, 311518, 623036, 940847, 1330163, 1881694, 2660326, 3763388, 4250033, 5320652, 8500066, 17000132, 38574727, 77149454, 123250957, 154298908, 174251353, 246501914, 348502706, 493003828, 697005412, 5053289237, 10106578474, 20213156948]

約数ペア:

[(1, 20213156948), (2, 10106578474), (4, 5053289237), (29, 697005412), (41, 493003828), (58, 348502706), (82, 246501914), (116, 174251353), (131, 154298908), (164, 123250957), (262, 77149454), (524, 38574727), (1189, 17000132), (2378, 8500066), (3799, 5320652), (4756, 4250033), (5371, 3763388), (7598, 2660326), (10742, 1881694), (15196, 1330163), (21484, 940847), (32443, 623036), (64886, 311518), (129772, 155759)]