18909706730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{395849}}^1$

素因数の和:396154

約数の個数: 32

約数和(自身を含む): 36168022800

約数和(自身を除く): 17258316070

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 281, 562, 1405, 2810, 4777, 9554, 23885, 47770, 395849, 791698, 1979245, 3958490, 6729433, 13458866, 33647165, 67294330, 111233569, 222467138, 556167845, 1112335690, 1890970673, 3781941346, 9454853365, 18909706730]

約数ペア:

[(1, 18909706730), (2, 9454853365), (5, 3781941346), (10, 1890970673), (17, 1112335690), (34, 556167845), (85, 222467138), (170, 111233569), (281, 67294330), (562, 33647165), (1405, 13458866), (2810, 6729433), (4777, 3958490), (9554, 1979245), (23885, 791698), (47770, 395849)]