2538458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1097}}^1$

素因数の和:1201

約数の個数: 16

約数和(自身を含む): 4150440

約数和(自身を除く): 1611982

約数列:

[1, 2, 13, 26, 89, 178, 1097, 1157, 2194, 2314, 14261, 28522, 97633, 195266, 1269229, 2538458]

約数ペア:

[(1, 2538458), (2, 1269229), (13, 195266), (26, 97633), (89, 28522), (178, 14261), (1097, 2314), (1157, 2194)]