19942110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5153}}^1$

素因数の和:5209

約数の個数: 48

約数和(自身を含む): 53065584

約数和(自身を除く): 33123474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 5153, 10306, 15459, 25765, 30918, 46377, 51530, 77295, 92754, 154590, 221579, 231885, 443158, 463770, 664737, 1107895, 1329474, 1994211, 2215790, 3323685, 3988422, 6647370, 9971055, 19942110]

約数ペア:

[(1, 19942110), (2, 9971055), (3, 6647370), (5, 3988422), (6, 3323685), (9, 2215790), (10, 1994211), (15, 1329474), (18, 1107895), (30, 664737), (43, 463770), (45, 443158), (86, 231885), (90, 221579), (129, 154590), (215, 92754), (258, 77295), (387, 51530), (430, 46377), (645, 30918), (774, 25765), (1290, 15459), (1935, 10306), (3870, 5153)]