20667048906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1861}}^1\times {\mathrm{3347}}^1$

素因数の和:5299

約数の個数: 64

約数和(自身を含む): 47876935680

約数和(自身を除く): 27209886774

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 1861, 3318, 3347, 3722, 5583, 6694, 10041, 11166, 13027, 20082, 23429, 26054, 39081, 46858, 70287, 78162, 140574, 147019, 264413, 294038, 441057, 528826, 793239, 882114, 1029133, 1586478, 1850891, 2058266, 3087399, 3701782, 5552673, 6174798, 6228767, 11105346, 12457534, 18686301, 37372602, 43601369, 87202738, 130804107, 261608214, 492072593, 984145186, 1476217779, 2952435558, 3444508151, 6889016302, 10333524453, 20667048906]

約数ペア:

[(1, 20667048906), (2, 10333524453), (3, 6889016302), (6, 3444508151), (7, 2952435558), (14, 1476217779), (21, 984145186), (42, 492072593), (79, 261608214), (158, 130804107), (237, 87202738), (474, 43601369), (553, 37372602), (1106, 18686301), (1659, 12457534), (1861, 11105346), (3318, 6228767), (3347, 6174798), (3722, 5552673), (5583, 3701782), (6694, 3087399), (10041, 2058266), (11166, 1850891), (13027, 1586478), (20082, 1029133), (23429, 882114), (26054, 793239), (39081, 528826), (46858, 441057), (70287, 294038), (78162, 264413), (140574, 147019)]