20188278

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{11329}}^1$

素因数の和:11354

約数の個数: 40

約数和(自身を含む): 49353480

約数和(自身を除く): 29165202

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 11329, 22658, 33987, 67974, 101961, 124619, 203922, 249238, 305883, 373857, 611766, 747714, 917649, 1121571, 1835298, 2243142, 3364713, 6729426, 10094139, 20188278]

約数ペア:

[(1, 20188278), (2, 10094139), (3, 6729426), (6, 3364713), (9, 2243142), (11, 1835298), (18, 1121571), (22, 917649), (27, 747714), (33, 611766), (54, 373857), (66, 305883), (81, 249238), (99, 203922), (162, 124619), (198, 101961), (297, 67974), (594, 33987), (891, 22658), (1782, 11329)]