19359717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 29245440

約数和(自身を除く): 9885723

約数列:

[1, 3, 13, 31, 39, 67, 93, 201, 239, 403, 717, 871, 1209, 2077, 2613, 3107, 6231, 7409, 9321, 16013, 22227, 27001, 48039, 81003, 96317, 208169, 288951, 496403, 624507, 1489209, 6453239, 19359717]

約数ペア:

[(1, 19359717), (3, 6453239), (13, 1489209), (31, 624507), (39, 496403), (67, 288951), (93, 208169), (201, 96317), (239, 81003), (403, 48039), (717, 27001), (871, 22227), (1209, 16013), (2077, 9321), (2613, 7409), (3107, 6231)]