20146142784

素因数分解:

$2^6\times 3^1\times {\mathrm{163}}^1\times {\mathrm{643729}}^1$

素因数の和:643907

約数の個数: 56

約数和(自身を含む): 53630433760

約数和(自身を除く): 33484290976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 163, 192, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 5216, 7824, 10432, 15648, 31296, 643729, 1287458, 1931187, 2574916, 3862374, 5149832, 7724748, 10299664, 15449496, 20599328, 30898992, 41198656, 61797984, 104927827, 123595968, 209855654, 314783481, 419711308, 629566962, 839422616, 1259133924, 1678845232, 2518267848, 3357690464, 5036535696, 6715380928, 10073071392, 20146142784]

約数ペア:

[(1, 20146142784), (2, 10073071392), (3, 6715380928), (4, 5036535696), (6, 3357690464), (8, 2518267848), (12, 1678845232), (16, 1259133924), (24, 839422616), (32, 629566962), (48, 419711308), (64, 314783481), (96, 209855654), (163, 123595968), (192, 104927827), (326, 61797984), (489, 41198656), (652, 30898992), (978, 20599328), (1304, 15449496), (1956, 10299664), (2608, 7724748), (3912, 5149832), (5216, 3862374), (7824, 2574916), (10432, 1931187), (15648, 1287458), (31296, 643729)]