18611923841

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{359}}^1\times {\mathrm{1553}}^1$

素因数の和:2189

約数の個数: 32

約数和(自身を含む): 22556620800

約数和(自身を除く): 3944696959

約数列:

[1, 7, 19, 133, 251, 359, 1553, 1757, 2513, 4769, 6821, 10871, 29507, 33383, 47747, 90109, 206549, 389803, 557527, 630763, 1712071, 2728621, 3902689, 7406257, 10593013, 11984497, 51843799, 74151091, 139939277, 979574939, 2658846263, 18611923841]

約数ペア:

[(1, 18611923841), (7, 2658846263), (19, 979574939), (133, 139939277), (251, 74151091), (359, 51843799), (1553, 11984497), (1757, 10593013), (2513, 7406257), (4769, 3902689), (6821, 2728621), (10871, 1712071), (29507, 630763), (33383, 557527), (47747, 389803), (90109, 206549)]