19738803

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14029}}^1$

素因数の和:14106

約数の個数: 16

約数和(自身を含む): 30529280

約数和(自身を除く): 10790477

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 14029, 42087, 98203, 294609, 939943, 2819829, 6579601, 19738803]

約数ペア:

[(1, 19738803), (3, 6579601), (7, 2819829), (21, 939943), (67, 294609), (201, 98203), (469, 42087), (1407, 14029)]