22640188

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 43464960

約数和(自身を除く): 20824772

約数列:

[1, 2, 4, 23, 43, 46, 59, 86, 92, 97, 118, 172, 194, 236, 388, 989, 1357, 1978, 2231, 2537, 2714, 3956, 4171, 4462, 5074, 5428, 5723, 8342, 8924, 10148, 11446, 16684, 22892, 58351, 95933, 116702, 131629, 191866, 233404, 246089, 263258, 383732, 492178, 526516, 984356, 5660047, 11320094, 22640188]

約数ペア:

[(1, 22640188), (2, 11320094), (4, 5660047), (23, 984356), (43, 526516), (46, 492178), (59, 383732), (86, 263258), (92, 246089), (97, 233404), (118, 191866), (172, 131629), (194, 116702), (236, 95933), (388, 58351), (989, 22892), (1357, 16684), (1978, 11446), (2231, 10148), (2537, 8924), (2714, 8342), (3956, 5723), (4171, 5428), (4462, 5074)]