1900448945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{1217}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 2452681728

約数和(自身を除く): 552232783

約数列:

[1, 5, 23, 37, 115, 185, 367, 851, 1217, 1835, 4255, 6085, 8441, 13579, 27991, 42205, 45029, 67895, 139955, 225145, 312317, 446639, 1035667, 1561585, 2233195, 5178335, 10272697, 16525643, 51363485, 82628215, 380089789, 1900448945]

約数ペア:

[(1, 1900448945), (5, 380089789), (23, 82628215), (37, 51363485), (115, 16525643), (185, 10272697), (367, 5178335), (851, 2233195), (1217, 1561585), (1835, 1035667), (4255, 446639), (6085, 312317), (8441, 225145), (13579, 139955), (27991, 67895), (42205, 45029)]