20185501438

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{11273}}^1$

素因数の和:11808

約数の個数: 32

約数和(自身を含む): 31715836416

約数和(自身を除く): 11530334978

約数列:

[1, 2, 43, 47, 86, 94, 443, 886, 2021, 4042, 11273, 19049, 20821, 22546, 38098, 41642, 484739, 529831, 895303, 969478, 1059662, 1790606, 4993939, 9987878, 22782733, 45565466, 214739377, 234715133, 429478754, 469430266, 10092750719, 20185501438]

約数ペア:

[(1, 20185501438), (2, 10092750719), (43, 469430266), (47, 429478754), (86, 234715133), (94, 214739377), (443, 45565466), (886, 22782733), (2021, 9987878), (4042, 4993939), (11273, 1790606), (19049, 1059662), (20821, 969478), (22546, 895303), (38098, 529831), (41642, 484739)]