20320086

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{643}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 42658560

約数和(自身を除く): 22338474

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 229, 458, 643, 687, 1286, 1374, 1929, 3858, 5267, 10534, 14789, 15801, 29578, 31602, 44367, 88734, 147247, 294494, 441741, 883482, 3386681, 6773362, 10160043, 20320086]

約数ペア:

[(1, 20320086), (2, 10160043), (3, 6773362), (6, 3386681), (23, 883482), (46, 441741), (69, 294494), (138, 147247), (229, 88734), (458, 44367), (643, 31602), (687, 29578), (1286, 15801), (1374, 14789), (1929, 10534), (3858, 5267)]