201818950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1949}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 398970000

約数和(自身を除く): 197151050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 109, 190, 218, 475, 545, 950, 1090, 1949, 2071, 2725, 3898, 4142, 5450, 9745, 10355, 19490, 20710, 37031, 48725, 51775, 74062, 97450, 103550, 185155, 212441, 370310, 424882, 925775, 1062205, 1851550, 2124410, 4036379, 5311025, 8072758, 10622050, 20181895, 40363790, 100909475, 201818950]

約数ペア:

[(1, 201818950), (2, 100909475), (5, 40363790), (10, 20181895), (19, 10622050), (25, 8072758), (38, 5311025), (50, 4036379), (95, 2124410), (109, 1851550), (190, 1062205), (218, 925775), (475, 424882), (545, 370310), (950, 212441), (1090, 185155), (1949, 103550), (2071, 97450), (2725, 74062), (3898, 51775), (4142, 48725), (5450, 37031), (9745, 20710), (10355, 19490)]