19133751

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 31736320

約数和(自身を除く): 12602569

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 643, 763, 1417, 1929, 2289, 4251, 4501, 8359, 9919, 13503, 25077, 29757, 58513, 70087, 175539, 210261, 490609, 911131, 1471827, 2733393, 6377917, 19133751]

約数ペア:

[(1, 19133751), (3, 6377917), (7, 2733393), (13, 1471827), (21, 911131), (39, 490609), (91, 210261), (109, 175539), (273, 70087), (327, 58513), (643, 29757), (763, 25077), (1417, 13503), (1929, 9919), (2289, 8359), (4251, 4501)]