19912142

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{6563}}^1$

素因数の和:6643

約数の個数: 16

約数和(自身を含む): 31428432

約数和(自身を除く): 11516290

約数列:

[1, 2, 37, 41, 74, 82, 1517, 3034, 6563, 13126, 242831, 269083, 485662, 538166, 9956071, 19912142]

約数ペア:

[(1, 19912142), (2, 9956071), (37, 538166), (41, 485662), (74, 269083), (82, 242831), (1517, 13126), (3034, 6563)]