19157446

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 37078272

約数和(自身を除く): 17920826

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 121, 154, 242, 263, 301, 473, 526, 602, 847, 946, 1694, 1841, 2893, 3311, 3682, 5203, 5786, 6622, 10406, 11309, 20251, 22618, 31823, 36421, 40502, 63646, 72842, 79163, 124399, 158326, 222761, 248798, 445522, 870793, 1368389, 1741586, 2736778, 9578723, 19157446]

約数ペア:

[(1, 19157446), (2, 9578723), (7, 2736778), (11, 1741586), (14, 1368389), (22, 870793), (43, 445522), (77, 248798), (86, 222761), (121, 158326), (154, 124399), (242, 79163), (263, 72842), (301, 63646), (473, 40502), (526, 36421), (602, 31823), (847, 22618), (946, 20251), (1694, 11309), (1841, 10406), (2893, 6622), (3311, 5786), (3682, 5203)]