20187928704

素因数分解:

$2^7\times 3^1\times {\mathrm{71}}^1\times {\mathrm{740461}}^1$

素因数の和:740549

約数の個数: 64

約数和(自身を含む): 54379529280

約数和(自身を除く): 34191600576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 128, 142, 192, 213, 284, 384, 426, 568, 852, 1136, 1704, 2272, 3408, 4544, 6816, 9088, 13632, 27264, 740461, 1480922, 2221383, 2961844, 4442766, 5923688, 8885532, 11847376, 17771064, 23694752, 35542128, 47389504, 52572731, 71084256, 94779008, 105145462, 142168512, 157718193, 210290924, 284337024, 315436386, 420581848, 630872772, 841163696, 1261745544, 1682327392, 2523491088, 3364654784, 5046982176, 6729309568, 10093964352, 20187928704]

約数ペア:

[(1, 20187928704), (2, 10093964352), (3, 6729309568), (4, 5046982176), (6, 3364654784), (8, 2523491088), (12, 1682327392), (16, 1261745544), (24, 841163696), (32, 630872772), (48, 420581848), (64, 315436386), (71, 284337024), (96, 210290924), (128, 157718193), (142, 142168512), (192, 105145462), (213, 94779008), (284, 71084256), (384, 52572731), (426, 47389504), (568, 35542128), (852, 23694752), (1136, 17771064), (1704, 11847376), (2272, 8885532), (3408, 5923688), (4544, 4442766), (6816, 2961844), (9088, 2221383), (13632, 1480922), (27264, 740461)]