20199786350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{198719}}^1$

素因数の和:198857

約数の個数: 48

約数和(自身を含む): 39918873600

約数和(自身を除く): 19719087250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 107, 190, 214, 475, 535, 950, 1070, 2033, 2675, 4066, 5350, 10165, 20330, 50825, 101650, 198719, 397438, 993595, 1987190, 3775661, 4967975, 7551322, 9935950, 18878305, 21262933, 37756610, 42525866, 94391525, 106314665, 188783050, 212629330, 403995727, 531573325, 807991454, 1063146650, 2019978635, 4039957270, 10099893175, 20199786350]

約数ペア:

[(1, 20199786350), (2, 10099893175), (5, 4039957270), (10, 2019978635), (19, 1063146650), (25, 807991454), (38, 531573325), (50, 403995727), (95, 212629330), (107, 188783050), (190, 106314665), (214, 94391525), (475, 42525866), (535, 37756610), (950, 21262933), (1070, 18878305), (2033, 9935950), (2675, 7551322), (4066, 4967975), (5350, 3775661), (10165, 1987190), (20330, 993595), (50825, 397438), (101650, 198719)]