18091388

素因数分解:

$2^2\times 7^2\times {\mathrm{241}}^1\times {\mathrm{383}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 37078272

約数和(自身を除く): 18986884

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 241, 383, 482, 766, 964, 1532, 1687, 2681, 3374, 5362, 6748, 10724, 11809, 18767, 23618, 37534, 47236, 75068, 92303, 184606, 369212, 646121, 1292242, 2584484, 4522847, 9045694, 18091388]

約数ペア:

[(1, 18091388), (2, 9045694), (4, 4522847), (7, 2584484), (14, 1292242), (28, 646121), (49, 369212), (98, 184606), (196, 92303), (241, 75068), (383, 47236), (482, 37534), (766, 23618), (964, 18767), (1532, 11809), (1687, 10724), (2681, 6748), (3374, 5362)]