12991492

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 23284800

約数和(自身を除く): 10293308

約数列:

[1, 2, 4, 83, 109, 166, 218, 332, 359, 436, 718, 1436, 9047, 18094, 29797, 36188, 39131, 59594, 78262, 119188, 156524, 3247873, 6495746, 12991492]

約数ペア:

[(1, 12991492), (2, 6495746), (4, 3247873), (83, 156524), (109, 119188), (166, 78262), (218, 59594), (332, 39131), (359, 36188), (436, 29797), (718, 18094), (1436, 9047)]