20138868

素因数分解:

$2^2\times 3^5\times {\mathrm{20719}}^1$

素因数の和:20738

約数の個数: 36

約数和(自身を含む): 52794560

約数和(自身を除く): 32655692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 20719, 41438, 62157, 82876, 124314, 186471, 248628, 372942, 559413, 745884, 1118826, 1678239, 2237652, 3356478, 5034717, 6712956, 10069434, 20138868]

約数ペア:

[(1, 20138868), (2, 10069434), (3, 6712956), (4, 5034717), (6, 3356478), (9, 2237652), (12, 1678239), (18, 1118826), (27, 745884), (36, 559413), (54, 372942), (81, 248628), (108, 186471), (162, 124314), (243, 82876), (324, 62157), (486, 41438), (972, 20719)]