18747728762

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28491989}}^1$

素因数の和:28492045

約数の個数: 16

約数和(自身を含む): 32822772480

約数和(自身を除く): 14075043718

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 28491989, 56983978, 199443923, 398887846, 1339123483, 2678246966, 9373864381, 18747728762]

約数ペア:

[(1, 18747728762), (2, 9373864381), (7, 2678246966), (14, 1339123483), (47, 398887846), (94, 199443923), (329, 56983978), (658, 28491989)]