20454742

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{419}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 38465280

約数和(自身を除く): 18010538

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 317, 419, 634, 838, 2219, 2933, 3487, 4438, 4609, 5866, 6974, 9218, 24409, 32263, 48818, 64526, 132823, 265646, 929761, 1461053, 1859522, 2922106, 10227371, 20454742]

約数ペア:

[(1, 20454742), (2, 10227371), (7, 2922106), (11, 1859522), (14, 1461053), (22, 929761), (77, 265646), (154, 132823), (317, 64526), (419, 48818), (634, 32263), (838, 24409), (2219, 9218), (2933, 6974), (3487, 5866), (4438, 4609)]