20819646

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{16763}}^1$

素因数の和:16797

約数の個数: 32

約数和(自身を含む): 48280320

約数和(自身を除く): 27460674

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 16763, 33526, 50289, 100578, 150867, 301734, 385549, 452601, 771098, 905202, 1156647, 2313294, 3469941, 6939882, 10409823, 20819646]

約数ペア:

[(1, 20819646), (2, 10409823), (3, 6939882), (6, 3469941), (9, 2313294), (18, 1156647), (23, 905202), (27, 771098), (46, 452601), (54, 385549), (69, 301734), (138, 150867), (207, 100578), (414, 50289), (621, 33526), (1242, 16763)]