26928738

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1207

約数の個数: 48

約数和(自身を含む): 62337600

約数和(自身を除く): 35408862

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 114, 142, 171, 213, 342, 426, 639, 1109, 1278, 1349, 2218, 2698, 3327, 4047, 6654, 8094, 9981, 12141, 19962, 21071, 24282, 42142, 63213, 78739, 126426, 157478, 189639, 236217, 379278, 472434, 708651, 1417302, 1496041, 2992082, 4488123, 8976246, 13464369, 26928738]

約数ペア:

[(1, 26928738), (2, 13464369), (3, 8976246), (6, 4488123), (9, 2992082), (18, 1496041), (19, 1417302), (38, 708651), (57, 472434), (71, 379278), (114, 236217), (142, 189639), (171, 157478), (213, 126426), (342, 78739), (426, 63213), (639, 42142), (1109, 24282), (1278, 21071), (1349, 19962), (2218, 12141), (2698, 9981), (3327, 8094), (4047, 6654)]