19893016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17389}}^1$

素因数の和:17419

約数の個数: 32

約数和(自身を含む): 43822800

約数和(自身を除く): 23929784

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17389, 34778, 69556, 139112, 191279, 226057, 382558, 452114, 765116, 904228, 1530232, 1808456, 2486627, 4973254, 9946508, 19893016]

約数ペア:

[(1, 19893016), (2, 9946508), (4, 4973254), (8, 2486627), (11, 1808456), (13, 1530232), (22, 904228), (26, 765116), (44, 452114), (52, 382558), (88, 226057), (104, 191279), (143, 139112), (286, 69556), (572, 34778), (1144, 17389)]