18613179

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2791}}^1$

素因数の和:2832

約数の個数: 32

約数和(自身を含む): 31270400

約数和(自身を除く): 12657221

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 2791, 6669, 8373, 25119, 36283, 53029, 75357, 108849, 159087, 326547, 477261, 689377, 979641, 1431783, 2068131, 6204393, 18613179]

約数ペア:

[(1, 18613179), (3, 6204393), (9, 2068131), (13, 1431783), (19, 979641), (27, 689377), (39, 477261), (57, 326547), (117, 159087), (171, 108849), (247, 75357), (351, 53029), (513, 36283), (741, 25119), (2223, 8373), (2791, 6669)]