20747772

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{10111}}^1$

素因数の和:10143

約数の個数: 48

約数和(自身を含む): 56627200

約数和(自身を除く): 35879428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 10111, 20222, 30333, 40444, 60666, 90999, 121332, 181998, 192109, 272997, 363996, 384218, 545994, 576327, 768436, 1091988, 1152654, 1728981, 2305308, 3457962, 5186943, 6915924, 10373886, 20747772]

約数ペア:

[(1, 20747772), (2, 10373886), (3, 6915924), (4, 5186943), (6, 3457962), (9, 2305308), (12, 1728981), (18, 1152654), (19, 1091988), (27, 768436), (36, 576327), (38, 545994), (54, 384218), (57, 363996), (76, 272997), (108, 192109), (114, 181998), (171, 121332), (228, 90999), (342, 60666), (513, 40444), (684, 30333), (1026, 20222), (2052, 10111)]