19662544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2377}}^1$

素因数の和:2443

約数の個数: 40

約数和(自身を含む): 42461568

約数和(自身を除く): 22799024

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 2377, 4136, 4754, 8272, 9508, 19016, 26147, 38032, 52294, 104588, 111719, 209176, 223438, 418352, 446876, 893752, 1228909, 1787504, 2457818, 4915636, 9831272, 19662544]

約数ペア:

[(1, 19662544), (2, 9831272), (4, 4915636), (8, 2457818), (11, 1787504), (16, 1228909), (22, 893752), (44, 446876), (47, 418352), (88, 223438), (94, 209176), (176, 111719), (188, 104588), (376, 52294), (517, 38032), (752, 26147), (1034, 19016), (2068, 9508), (2377, 8272), (4136, 4754)]