18847890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23269}}^1$

素因数の和:23288

約数の個数: 40

約数和(自身を含む): 50682060

約数和(自身を除く): 31834170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 23269, 46538, 69807, 116345, 139614, 209421, 232690, 349035, 418842, 628263, 698070, 1047105, 1256526, 1884789, 2094210, 3141315, 3769578, 6282630, 9423945, 18847890]

約数ペア:

[(1, 18847890), (2, 9423945), (3, 6282630), (5, 3769578), (6, 3141315), (9, 2094210), (10, 1884789), (15, 1256526), (18, 1047105), (27, 698070), (30, 628263), (45, 418842), (54, 349035), (81, 232690), (90, 209421), (135, 139614), (162, 116345), (270, 69807), (405, 46538), (810, 23269)]