19740045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{599}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 34272000

約数和(自身を除く): 14531955

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 599, 845, 1797, 2197, 2535, 2995, 6591, 7787, 8985, 10985, 23361, 32955, 38935, 101231, 116805, 303693, 506155, 1316003, 1518465, 3948009, 6580015, 19740045]

約数ペア:

[(1, 19740045), (3, 6580015), (5, 3948009), (13, 1518465), (15, 1316003), (39, 506155), (65, 303693), (169, 116805), (195, 101231), (507, 38935), (599, 32955), (845, 23361), (1797, 10985), (2197, 8985), (2535, 7787), (2995, 6591)]