20199333808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2291213}}^1$

素因数の和:2291269

約数の個数: 40

約数和(自身を含む): 42616580400

約数和(自身を除く): 22417246592

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2204, 4408, 8816, 2291213, 4582426, 9164852, 18329704, 36659408, 43533047, 66445177, 87066094, 132890354, 174132188, 265780708, 348264376, 531561416, 696528752, 1063122832, 1262458363, 2524916726, 5049833452, 10099666904, 20199333808]

約数ペア:

[(1, 20199333808), (2, 10099666904), (4, 5049833452), (8, 2524916726), (16, 1262458363), (19, 1063122832), (29, 696528752), (38, 531561416), (58, 348264376), (76, 265780708), (116, 174132188), (152, 132890354), (232, 87066094), (304, 66445177), (464, 43533047), (551, 36659408), (1102, 18329704), (2204, 9164852), (4408, 4582426), (8816, 2291213)]