19646764

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^2\times {\mathrm{83}}^1$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 37477944

約数和(自身を除く): 17831180

約数列:

[1, 2, 4, 17, 34, 59, 68, 83, 118, 166, 236, 332, 1003, 1411, 2006, 2822, 3481, 4012, 4897, 5644, 6962, 9794, 13924, 19588, 59177, 83249, 118354, 166498, 236708, 288923, 332996, 577846, 1155692, 4911691, 9823382, 19646764]

約数ペア:

[(1, 19646764), (2, 9823382), (4, 4911691), (17, 1155692), (34, 577846), (59, 332996), (68, 288923), (83, 236708), (118, 166498), (166, 118354), (236, 83249), (332, 59177), (1003, 19588), (1411, 13924), (2006, 9794), (2822, 6962), (3481, 5644), (4012, 4897)]