18228522

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 42456960

約数和(自身を除く): 24228438

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 59, 78, 102, 118, 177, 221, 233, 354, 442, 466, 663, 699, 767, 1003, 1326, 1398, 1534, 2006, 2301, 3009, 3029, 3961, 4602, 6018, 6058, 7922, 9087, 11883, 13039, 13747, 18174, 23766, 26078, 27494, 39117, 41241, 51493, 78234, 82482, 102986, 154479, 178711, 233699, 308958, 357422, 467398, 536133, 701097, 1072266, 1402194, 3038087, 6076174, 9114261, 18228522]

約数ペア:

[(1, 18228522), (2, 9114261), (3, 6076174), (6, 3038087), (13, 1402194), (17, 1072266), (26, 701097), (34, 536133), (39, 467398), (51, 357422), (59, 308958), (78, 233699), (102, 178711), (118, 154479), (177, 102986), (221, 82482), (233, 78234), (354, 51493), (442, 41241), (466, 39117), (663, 27494), (699, 26078), (767, 23766), (1003, 18174), (1326, 13747), (1398, 13039), (1534, 11883), (2006, 9087), (2301, 7922), (3009, 6058), (3029, 6018), (3961, 4602)]