18267172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 40255488

約数和(自身を除く): 21988316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 127, 154, 254, 308, 467, 508, 889, 934, 1397, 1778, 1868, 2794, 3269, 3556, 5137, 5588, 6538, 9779, 10274, 13076, 19558, 20548, 35959, 39116, 59309, 71918, 118618, 143836, 237236, 415163, 652399, 830326, 1304798, 1660652, 2609596, 4566793, 9133586, 18267172]

約数ペア:

[(1, 18267172), (2, 9133586), (4, 4566793), (7, 2609596), (11, 1660652), (14, 1304798), (22, 830326), (28, 652399), (44, 415163), (77, 237236), (127, 143836), (154, 118618), (254, 71918), (308, 59309), (467, 39116), (508, 35959), (889, 20548), (934, 19558), (1397, 13076), (1778, 10274), (1868, 9779), (2794, 6538), (3269, 5588), (3556, 5137)]