18172876

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 32810400

約数和(自身を除く): 14637524

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 284, 1049, 2098, 4196, 4331, 8662, 17324, 63989, 74479, 127978, 148958, 255956, 297916, 4543219, 9086438, 18172876]

約数ペア:

[(1, 18172876), (2, 9086438), (4, 4543219), (61, 297916), (71, 255956), (122, 148958), (142, 127978), (244, 74479), (284, 63989), (1049, 17324), (2098, 8662), (4196, 4331)]