19318478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4003}}^1$

素因数の和:4151

約数の個数: 16

約数和(自身を含む): 30750720

約数和(自身を除く): 11432242

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4003, 4826, 8006, 76057, 152114, 508381, 1016762, 9659239, 19318478]

約数ペア:

[(1, 19318478), (2, 9659239), (19, 1016762), (38, 508381), (127, 152114), (254, 76057), (2413, 8006), (4003, 4826)]