220606876

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{2917}}^1$

素因数の和:3038

約数の個数: 48

約数和(自身を含む): 459503296

約数和(自身を除く): 238896420

約数列:

[1, 2, 4, 7, 14, 28, 37, 73, 74, 146, 148, 259, 292, 511, 518, 1022, 1036, 2044, 2701, 2917, 5402, 5834, 10804, 11668, 18907, 20419, 37814, 40838, 75628, 81676, 107929, 212941, 215858, 425882, 431716, 755503, 851764, 1490587, 1511006, 2981174, 3022012, 5962348, 7878817, 15757634, 31515268, 55151719, 110303438, 220606876]

約数ペア:

[(1, 220606876), (2, 110303438), (4, 55151719), (7, 31515268), (14, 15757634), (28, 7878817), (37, 5962348), (73, 3022012), (74, 2981174), (146, 1511006), (148, 1490587), (259, 851764), (292, 755503), (511, 431716), (518, 425882), (1022, 215858), (1036, 212941), (2044, 107929), (2701, 81676), (2917, 75628), (5402, 40838), (5834, 37814), (10804, 20419), (11668, 18907)]