19365710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1637}}^1$

素因数の和:1677

約数の個数: 48

約数和(自身を含む): 43164576

約数和(自身を除く): 23798866

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1637, 1690, 2366, 3274, 5915, 8185, 11459, 11830, 16370, 21281, 22918, 42562, 57295, 106405, 114590, 148967, 212810, 276653, 297934, 553306, 744835, 1383265, 1489670, 1936571, 2766530, 3873142, 9682855, 19365710]

約数ペア:

[(1, 19365710), (2, 9682855), (5, 3873142), (7, 2766530), (10, 1936571), (13, 1489670), (14, 1383265), (26, 744835), (35, 553306), (65, 297934), (70, 276653), (91, 212810), (130, 148967), (169, 114590), (182, 106405), (338, 57295), (455, 42562), (845, 22918), (910, 21281), (1183, 16370), (1637, 11830), (1690, 11459), (2366, 8185), (3274, 5915)]