18151210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2143}}^1$

素因数の和:2179

約数の個数: 48

約数和(自身を含む): 41061888

約数和(自身を除く): 22910678

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 2143, 4235, 4286, 8470, 10715, 15001, 21430, 23573, 30002, 47146, 75005, 117865, 150010, 165011, 235730, 259303, 330022, 518606, 825055, 1296515, 1650110, 1815121, 2593030, 3630242, 9075605, 18151210]

約数ペア:

[(1, 18151210), (2, 9075605), (5, 3630242), (7, 2593030), (10, 1815121), (11, 1650110), (14, 1296515), (22, 825055), (35, 518606), (55, 330022), (70, 259303), (77, 235730), (110, 165011), (121, 150010), (154, 117865), (242, 75005), (385, 47146), (605, 30002), (770, 23573), (847, 21430), (1210, 15001), (1694, 10715), (2143, 8470), (4235, 4286)]