920489388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{842939}}^1$

素因数の和:842966

約数の個数: 48

約数和(自身を含む): 2643459840

約数和(自身を除く): 1722970452

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 842939, 1685878, 2528817, 3371756, 5057634, 5900573, 10115268, 10958207, 11801146, 17701719, 21916414, 23602292, 32874621, 35403438, 43832828, 65749242, 70806876, 76707449, 131498484, 153414898, 230122347, 306829796, 460244694, 920489388]

約数ペア:

[(1, 920489388), (2, 460244694), (3, 306829796), (4, 230122347), (6, 153414898), (7, 131498484), (12, 76707449), (13, 70806876), (14, 65749242), (21, 43832828), (26, 35403438), (28, 32874621), (39, 23602292), (42, 21916414), (52, 17701719), (78, 11801146), (84, 10958207), (91, 10115268), (156, 5900573), (182, 5057634), (273, 3371756), (364, 2528817), (546, 1685878), (1092, 842939)]