18661590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23039}}^1$

素因数の和:23058

約数の個数: 40

約数和(自身を含む): 50181120

約数和(自身を除く): 31519530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 23039, 46078, 69117, 115195, 138234, 207351, 230390, 345585, 414702, 622053, 691170, 1036755, 1244106, 1866159, 2073510, 3110265, 3732318, 6220530, 9330795, 18661590]

約数ペア:

[(1, 18661590), (2, 9330795), (3, 6220530), (5, 3732318), (6, 3110265), (9, 2073510), (10, 1866159), (15, 1244106), (18, 1036755), (27, 691170), (30, 622053), (45, 414702), (54, 345585), (81, 230390), (90, 207351), (135, 138234), (162, 115195), (270, 69117), (405, 46078), (810, 23039)]