20199821234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1\times {\mathrm{5309}}^1$

素因数の和:6002

約数の個数: 32

約数和(自身を含む): 32114880000

約数和(自身を除く): 11915058766

約数列:

[1, 2, 19, 38, 223, 446, 449, 898, 4237, 5309, 8474, 8531, 10618, 17062, 100127, 100871, 200254, 201742, 1183907, 1902413, 2367814, 2383741, 3804826, 4767482, 22494233, 44988466, 45291079, 90582158, 531574243, 1063148486, 10099910617, 20199821234]

約数ペア:

[(1, 20199821234), (2, 10099910617), (19, 1063148486), (38, 531574243), (223, 90582158), (446, 45291079), (449, 44988466), (898, 22494233), (4237, 4767482), (5309, 3804826), (8474, 2383741), (8531, 2367814), (10618, 1902413), (17062, 1183907), (100127, 201742), (100871, 200254)]