42406898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{12539}}^1$

素因数の和:12649

約数の個数: 16

約数和(自身を含む): 67716000

約数和(自身を除く): 25309102

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 12539, 25078, 238241, 476482, 1115971, 2231942, 21203449, 42406898]

約数ペア:

[(1, 42406898), (2, 21203449), (19, 2231942), (38, 1115971), (89, 476482), (178, 238241), (1691, 25078), (3382, 12539)]