18770917804

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{769}}^1\times {\mathrm{1409}}^1$

素因数の和:2314

約数の個数: 48

約数和(自身を含む): 33925953600

約数和(自身を除く): 15155035796

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 284, 769, 1409, 1538, 2818, 3076, 4331, 5636, 8662, 17324, 46909, 54599, 85949, 93818, 100039, 109198, 171898, 187636, 200078, 218396, 343796, 400156, 1083521, 2167042, 3330539, 4334084, 6102379, 6661078, 12204758, 13322156, 24409516, 66094781, 76929991, 132189562, 153859982, 264379124, 307719964, 4692729451, 9385458902, 18770917804]

約数ペア:

[(1, 18770917804), (2, 9385458902), (4, 4692729451), (61, 307719964), (71, 264379124), (122, 153859982), (142, 132189562), (244, 76929991), (284, 66094781), (769, 24409516), (1409, 13322156), (1538, 12204758), (2818, 6661078), (3076, 6102379), (4331, 4334084), (5636, 3330539), (8662, 2167042), (17324, 1083521), (46909, 400156), (54599, 343796), (85949, 218396), (93818, 200078), (100039, 187636), (109198, 171898)]