20778812334

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{54970403}}^1$

素因数の和:54970421

約数の個数: 32

約数和(自身を含む): 52771587840

約数和(自身を除く): 31992775506

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 54970403, 109940806, 164911209, 329822418, 384792821, 494733627, 769585642, 989467254, 1154378463, 1484200881, 2308756926, 2968401762, 3463135389, 6926270778, 10389406167, 20778812334]

約数ペア:

[(1, 20778812334), (2, 10389406167), (3, 6926270778), (6, 3463135389), (7, 2968401762), (9, 2308756926), (14, 1484200881), (18, 1154378463), (21, 989467254), (27, 769585642), (42, 494733627), (54, 384792821), (63, 329822418), (126, 164911209), (189, 109940806), (378, 54970403)]