1320221718

素因数分解:

$2^1\times 3^2\times {\mathrm{1361}}^1\times {\mathrm{53891}}^1$

素因数の和:55260

約数の個数: 24

約数和(自身を含む): 2862635256

約数和(自身を除く): 1542413538

約数列:

[1, 2, 3, 6, 9, 18, 1361, 2722, 4083, 8166, 12249, 24498, 53891, 107782, 161673, 323346, 485019, 970038, 73345651, 146691302, 220036953, 440073906, 660110859, 1320221718]

約数ペア:

[(1, 1320221718), (2, 660110859), (3, 440073906), (6, 220036953), (9, 146691302), (18, 73345651), (1361, 970038), (2722, 485019), (4083, 323346), (8166, 161673), (12249, 107782), (24498, 53891)]