19302008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{521}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 39651120

約数和(自身を除く): 20349112

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 421, 521, 842, 1042, 1684, 2084, 3368, 4168, 4631, 5731, 9262, 11462, 18524, 22924, 37048, 45848, 219341, 438682, 877364, 1754728, 2412751, 4825502, 9651004, 19302008]

約数ペア:

[(1, 19302008), (2, 9651004), (4, 4825502), (8, 2412751), (11, 1754728), (22, 877364), (44, 438682), (88, 219341), (421, 45848), (521, 37048), (842, 22924), (1042, 18524), (1684, 11462), (2084, 9262), (3368, 5731), (4168, 4631)]