19391913

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 30617600

約数和(自身を除く): 11225687

約数列:

[1, 3, 9, 19, 27, 57, 103, 171, 309, 367, 513, 927, 1101, 1957, 2781, 3303, 5871, 6973, 9909, 17613, 20919, 37801, 52839, 62757, 113403, 188271, 340209, 718219, 1020627, 2154657, 6463971, 19391913]

約数ペア:

[(1, 19391913), (3, 6463971), (9, 2154657), (19, 1020627), (27, 718219), (57, 340209), (103, 188271), (171, 113403), (309, 62757), (367, 52839), (513, 37801), (927, 20919), (1101, 17613), (1957, 9909), (2781, 6973), (3303, 5871)]