20458242

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9551}}^1$

素因数の和:9583

約数の個数: 48

約数和(自身を含む): 53644032

約数和(自身を除く): 33185790

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9551, 19102, 28653, 57306, 66857, 85959, 133714, 162367, 171918, 200571, 324734, 401142, 487101, 601713, 974202, 1136569, 1203426, 1461303, 2273138, 2922606, 3409707, 6819414, 10229121, 20458242]

約数ペア:

[(1, 20458242), (2, 10229121), (3, 6819414), (6, 3409707), (7, 2922606), (9, 2273138), (14, 1461303), (17, 1203426), (18, 1136569), (21, 974202), (34, 601713), (42, 487101), (51, 401142), (63, 324734), (102, 200571), (119, 171918), (126, 162367), (153, 133714), (238, 85959), (306, 66857), (357, 57306), (714, 28653), (1071, 19102), (2142, 9551)]