19724866

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 35684352

約数和(自身を除く): 15959486

約数列:

[1, 2, 7, 14, 31, 47, 62, 94, 217, 329, 434, 658, 967, 1457, 1934, 2914, 6769, 10199, 13538, 20398, 29977, 45449, 59954, 90898, 209839, 318143, 419678, 636286, 1408919, 2817838, 9862433, 19724866]

約数ペア:

[(1, 19724866), (2, 9862433), (7, 2817838), (14, 1408919), (31, 636286), (47, 419678), (62, 318143), (94, 209839), (217, 90898), (329, 59954), (434, 45449), (658, 29977), (967, 20398), (1457, 13538), (1934, 10199), (2914, 6769)]