20766516

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1123}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 51362304

約数和(自身を除く): 30595788

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 67, 69, 92, 134, 138, 201, 268, 276, 402, 804, 1123, 1541, 2246, 3082, 3369, 4492, 4623, 6164, 6738, 9246, 13476, 18492, 25829, 51658, 75241, 77487, 103316, 150482, 154974, 225723, 300964, 309948, 451446, 902892, 1730543, 3461086, 5191629, 6922172, 10383258, 20766516]

約数ペア:

[(1, 20766516), (2, 10383258), (3, 6922172), (4, 5191629), (6, 3461086), (12, 1730543), (23, 902892), (46, 451446), (67, 309948), (69, 300964), (92, 225723), (134, 154974), (138, 150482), (201, 103316), (268, 77487), (276, 75241), (402, 51658), (804, 25829), (1123, 18492), (1541, 13476), (2246, 9246), (3082, 6738), (3369, 6164), (4492, 4623)]