20937996

素因数分解:

$2^2\times 3^2\times {\mathrm{113}}^1\times {\mathrm{5147}}^1$

素因数の和:5270

約数の個数: 36

約数和(自身を含む): 53405352

約数和(自身を除く): 32467356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 113, 226, 339, 452, 678, 1017, 1356, 2034, 4068, 5147, 10294, 15441, 20588, 30882, 46323, 61764, 92646, 185292, 581611, 1163222, 1744833, 2326444, 3489666, 5234499, 6979332, 10468998, 20937996]

約数ペア:

[(1, 20937996), (2, 10468998), (3, 6979332), (4, 5234499), (6, 3489666), (9, 2326444), (12, 1744833), (18, 1163222), (36, 581611), (113, 185292), (226, 92646), (339, 61764), (452, 46323), (678, 30882), (1017, 20588), (1356, 15441), (2034, 10294), (4068, 5147)]