18890326

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 35094528

約数和(自身を除く): 16204202

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 271, 383, 542, 766, 1897, 2681, 3523, 3794, 4979, 5362, 7046, 9958, 24661, 34853, 49322, 69706, 103793, 207586, 726551, 1349309, 1453102, 2698618, 9445163, 18890326]

約数ペア:

[(1, 18890326), (2, 9445163), (7, 2698618), (13, 1453102), (14, 1349309), (26, 726551), (91, 207586), (182, 103793), (271, 69706), (383, 49322), (542, 34853), (766, 24661), (1897, 9958), (2681, 7046), (3523, 5362), (3794, 4979)]