18900142

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{1367}}^1$

素因数の和:1623

約数の個数: 16

約数和(自身を含む): 29417472

約数和(自身を除く): 10517330

約数列:

[1, 2, 31, 62, 223, 446, 1367, 2734, 6913, 13826, 42377, 84754, 304841, 609682, 9450071, 18900142]

約数ペア:

[(1, 18900142), (2, 9450071), (31, 609682), (62, 304841), (223, 84754), (446, 42377), (1367, 13826), (2734, 6913)]