20349138

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 21641262

約数列:

[1, 2, 3, 6, 53, 89, 106, 159, 178, 267, 318, 534, 719, 1438, 2157, 4314, 4717, 9434, 14151, 28302, 38107, 63991, 76214, 114321, 127982, 191973, 228642, 383946, 3391523, 6783046, 10174569, 20349138]

約数ペア:

[(1, 20349138), (2, 10174569), (3, 6783046), (6, 3391523), (53, 383946), (89, 228642), (106, 191973), (159, 127982), (178, 114321), (267, 76214), (318, 63991), (534, 38107), (719, 28302), (1438, 14151), (2157, 9434), (4314, 4717)]