19002227180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1162927}}^1$

素因数の和:1162998

約数の個数: 48

約数和(自身を含む): 42981818880

約数和(自身を除く): 23979591700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 1162927, 2325854, 4651708, 5814635, 11629270, 22095613, 23258540, 44191226, 50005861, 88382452, 100011722, 110478065, 200023444, 220956130, 250029305, 441912260, 500058610, 950111359, 1000117220, 1900222718, 3800445436, 4750556795, 9501113590, 19002227180]

約数ペア:

[(1, 19002227180), (2, 9501113590), (4, 4750556795), (5, 3800445436), (10, 1900222718), (19, 1000117220), (20, 950111359), (38, 500058610), (43, 441912260), (76, 250029305), (86, 220956130), (95, 200023444), (172, 110478065), (190, 100011722), (215, 88382452), (380, 50005861), (430, 44191226), (817, 23258540), (860, 22095613), (1634, 11629270), (3268, 5814635), (4085, 4651708), (8170, 2325854), (16340, 1162927)]