20180835717

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1\times {\mathrm{631}}^1$

素因数の和:1094

約数の個数: 64

約数和(自身を含む): 31801835520

約数和(自身を除く): 11620999803

約数列:

[1, 3, 7, 21, 59, 83, 177, 249, 311, 413, 581, 631, 933, 1239, 1743, 1893, 2177, 4417, 4897, 6531, 13251, 14691, 18349, 25813, 34279, 37229, 52373, 55047, 77439, 102837, 111687, 128443, 157119, 180691, 196241, 260603, 366611, 385329, 542073, 588723, 781809, 1099833, 1373687, 1522967, 3090007, 4121061, 4568901, 9270021, 10660769, 11578219, 16288003, 21630049, 31982307, 34734657, 48864009, 64890147, 81047533, 114016021, 243142599, 342048063, 960992177, 2882976531, 6726945239, 20180835717]

約数ペア:

[(1, 20180835717), (3, 6726945239), (7, 2882976531), (21, 960992177), (59, 342048063), (83, 243142599), (177, 114016021), (249, 81047533), (311, 64890147), (413, 48864009), (581, 34734657), (631, 31982307), (933, 21630049), (1239, 16288003), (1743, 11578219), (1893, 10660769), (2177, 9270021), (4417, 4568901), (4897, 4121061), (6531, 3090007), (13251, 1522967), (14691, 1373687), (18349, 1099833), (25813, 781809), (34279, 588723), (37229, 542073), (52373, 385329), (55047, 366611), (77439, 260603), (102837, 196241), (111687, 180691), (128443, 157119)]