20892354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1067

約数の個数: 64

約数和(自身を含む): 52358400

約数和(自身を除く): 31466046

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 34, 42, 51, 58, 87, 102, 119, 174, 203, 238, 357, 406, 493, 609, 714, 986, 1009, 1218, 1479, 2018, 2958, 3027, 3451, 6054, 6902, 7063, 10353, 14126, 17153, 20706, 21189, 29261, 34306, 42378, 51459, 58522, 87783, 102918, 120071, 175566, 204827, 240142, 360213, 409654, 497437, 614481, 720426, 994874, 1228962, 1492311, 2984622, 3482059, 6964118, 10446177, 20892354]

約数ペア:

[(1, 20892354), (2, 10446177), (3, 6964118), (6, 3482059), (7, 2984622), (14, 1492311), (17, 1228962), (21, 994874), (29, 720426), (34, 614481), (42, 497437), (51, 409654), (58, 360213), (87, 240142), (102, 204827), (119, 175566), (174, 120071), (203, 102918), (238, 87783), (357, 58522), (406, 51459), (493, 42378), (609, 34306), (714, 29261), (986, 21189), (1009, 20706), (1218, 17153), (1479, 14126), (2018, 10353), (2958, 7063), (3027, 6902), (3451, 6054)]