19736700580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{274961}}^1$

素因数の和:275104

約数の個数: 48

約数和(自身を含む): 43006256496

約数和(自身を除く): 23269555916

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 97, 148, 185, 194, 370, 388, 485, 740, 970, 1940, 3589, 7178, 14356, 17945, 35890, 71780, 274961, 549922, 1099844, 1374805, 2749610, 5499220, 10173557, 20347114, 26671217, 40694228, 50867785, 53342434, 101735570, 106684868, 133356085, 203471140, 266712170, 533424340, 986835029, 1973670058, 3947340116, 4934175145, 9868350290, 19736700580]

約数ペア:

[(1, 19736700580), (2, 9868350290), (4, 4934175145), (5, 3947340116), (10, 1973670058), (20, 986835029), (37, 533424340), (74, 266712170), (97, 203471140), (148, 133356085), (185, 106684868), (194, 101735570), (370, 53342434), (388, 50867785), (485, 40694228), (740, 26671217), (970, 20347114), (1940, 10173557), (3589, 5499220), (7178, 2749610), (14356, 1374805), (17945, 1099844), (35890, 549922), (71780, 274961)]