18859730

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 34898688

約数和(自身を除く): 16038958

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 263, 355, 505, 526, 710, 1010, 1315, 2630, 7171, 14342, 18673, 26563, 35855, 37346, 53126, 71710, 93365, 132815, 186730, 265630, 1885973, 3771946, 9429865, 18859730]

約数ペア:

[(1, 18859730), (2, 9429865), (5, 3771946), (10, 1885973), (71, 265630), (101, 186730), (142, 132815), (202, 93365), (263, 71710), (355, 53126), (505, 37346), (526, 35855), (710, 26563), (1010, 18673), (1315, 14342), (2630, 7171)]