199984804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{154787}}^1$

素因数の和:154827

約数の個数: 24

約数和(自身を含む): 390065760

約数和(自身を除く): 190080956

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 154787, 309574, 619148, 2631379, 2940953, 5262758, 5881906, 10525516, 11763812, 49996201, 99992402, 199984804]

約数ペア:

[(1, 199984804), (2, 99992402), (4, 49996201), (17, 11763812), (19, 10525516), (34, 5881906), (38, 5262758), (68, 2940953), (76, 2631379), (323, 619148), (646, 309574), (1292, 154787)]