19305425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 25519200

約数和(自身を除く): 6213775

約数列:

[1, 5, 19, 25, 95, 97, 419, 475, 485, 1843, 2095, 2425, 7961, 9215, 10475, 39805, 40643, 46075, 199025, 203215, 772217, 1016075, 3861085, 19305425]

約数ペア:

[(1, 19305425), (5, 3861085), (19, 1016075), (25, 772217), (95, 203215), (97, 199025), (419, 46075), (475, 40643), (485, 39805), (1843, 10475), (2095, 9215), (2425, 7961)]