26498888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4177}}^1$

素因数の和:4257

約数の個数: 32

約数和(自身を含む): 54397560

約数和(自身を除く): 27898672

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 4177, 6344, 8354, 16708, 33416, 54301, 108602, 217204, 254797, 434408, 509594, 1019188, 2038376, 3312361, 6624722, 13249444, 26498888]

約数ペア:

[(1, 26498888), (2, 13249444), (4, 6624722), (8, 3312361), (13, 2038376), (26, 1019188), (52, 509594), (61, 434408), (104, 254797), (122, 217204), (244, 108602), (488, 54301), (793, 33416), (1586, 16708), (3172, 8354), (4177, 6344)]