20794806

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{5581}}^1$

素因数の和:5618

約数の個数: 40

約数和(自身を含む): 48630384

約数和(自身を除く): 27835578

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 5581, 11162, 16743, 33486, 50229, 100458, 128363, 150687, 256726, 301374, 385089, 452061, 770178, 904122, 1155267, 2310534, 3465801, 6931602, 10397403, 20794806]

約数ペア:

[(1, 20794806), (2, 10397403), (3, 6931602), (6, 3465801), (9, 2310534), (18, 1155267), (23, 904122), (27, 770178), (46, 452061), (54, 385089), (69, 301374), (81, 256726), (138, 150687), (162, 128363), (207, 100458), (414, 50229), (621, 33486), (1242, 16743), (1863, 11162), (3726, 5581)]