18730810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9227}}^1$

素因数の和:9270

約数の個数: 32

約数和(自身を含む): 39864960

約数和(自身を除く): 21134150

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9227, 18454, 46135, 64589, 92270, 129178, 267583, 322945, 535166, 645890, 1337915, 1873081, 2675830, 3746162, 9365405, 18730810]

約数ペア:

[(1, 18730810), (2, 9365405), (5, 3746162), (7, 2675830), (10, 1873081), (14, 1337915), (29, 645890), (35, 535166), (58, 322945), (70, 267583), (145, 129178), (203, 92270), (290, 64589), (406, 46135), (1015, 18454), (2030, 9227)]