18312238

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1601}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 33834240

約数和(自身を除く): 15522002

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 133, 266, 301, 602, 817, 1601, 1634, 3202, 5719, 11207, 11438, 22414, 30419, 60838, 68843, 137686, 212933, 425866, 481901, 963802, 1308017, 2616034, 9156119, 18312238]

約数ペア:

[(1, 18312238), (2, 9156119), (7, 2616034), (14, 1308017), (19, 963802), (38, 481901), (43, 425866), (86, 212933), (133, 137686), (266, 68843), (301, 60838), (602, 30419), (817, 22414), (1601, 11438), (1634, 11207), (3202, 5719)]