18347722

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2129}}^1$

素因数の和:2301

約数の個数: 16

約数和(自身を含む): 28627200

約数和(自身を除く): 10279478

約数列:

[1, 2, 31, 62, 139, 278, 2129, 4258, 4309, 8618, 65999, 131998, 295931, 591862, 9173861, 18347722]

約数ペア:

[(1, 18347722), (2, 9173861), (31, 591862), (62, 295931), (139, 131998), (278, 65999), (2129, 8618), (4258, 4309)]