20172974388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6490661}}^1$

素因数の和:6490712

約数の個数: 48

約数和(自身を含む): 55248514944

約数和(自身を除く): 35075540556

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 6490661, 12981322, 19471983, 25962644, 38943966, 45434627, 77887932, 90869254, 136303881, 181738508, 240154457, 272607762, 480308914, 545215524, 720463371, 960617828, 1440926742, 1681081199, 2881853484, 3362162398, 5043243597, 6724324796, 10086487194, 20172974388]

約数ペア:

[(1, 20172974388), (2, 10086487194), (3, 6724324796), (4, 5043243597), (6, 3362162398), (7, 2881853484), (12, 1681081199), (14, 1440926742), (21, 960617828), (28, 720463371), (37, 545215524), (42, 480308914), (74, 272607762), (84, 240154457), (111, 181738508), (148, 136303881), (222, 90869254), (259, 77887932), (444, 45434627), (518, 38943966), (777, 25962644), (1036, 19471983), (1554, 12981322), (3108, 6490661)]