20388274824

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1\times {\mathrm{21001}}^1$

素因数の和:23158

約数の個数: 64

約数和(自身を含む): 53681112000

約数和(自身を除く): 33292837176

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 2129, 4258, 6387, 8516, 12774, 17032, 21001, 25548, 40451, 42002, 51096, 63003, 80902, 84004, 121353, 126006, 161804, 168008, 242706, 252012, 323608, 399019, 485412, 504024, 798038, 970824, 1197057, 1596076, 2394114, 3192152, 4788228, 9576456, 44711129, 89422258, 134133387, 178844516, 268266774, 357689032, 536533548, 849511451, 1073067096, 1699022902, 2548534353, 3398045804, 5097068706, 6796091608, 10194137412, 20388274824]

約数ペア:

[(1, 20388274824), (2, 10194137412), (3, 6796091608), (4, 5097068706), (6, 3398045804), (8, 2548534353), (12, 1699022902), (19, 1073067096), (24, 849511451), (38, 536533548), (57, 357689032), (76, 268266774), (114, 178844516), (152, 134133387), (228, 89422258), (456, 44711129), (2129, 9576456), (4258, 4788228), (6387, 3192152), (8516, 2394114), (12774, 1596076), (17032, 1197057), (21001, 970824), (25548, 798038), (40451, 504024), (42002, 485412), (51096, 399019), (63003, 323608), (80902, 252012), (84004, 242706), (121353, 168008), (126006, 161804)]