19278135

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2341}}^1$

素因数の和:2416

約数の個数: 32

約数和(自身を含む): 34848960

約数和(自身を除く): 15570825

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2341, 2745, 7023, 8235, 11705, 21069, 35115, 63207, 105345, 142801, 316035, 428403, 714005, 1285209, 2142015, 3855627, 6426045, 19278135]

約数ペア:

[(1, 19278135), (3, 6426045), (5, 3855627), (9, 2142015), (15, 1285209), (27, 714005), (45, 428403), (61, 316035), (135, 142801), (183, 105345), (305, 63207), (549, 35115), (915, 21069), (1647, 11705), (2341, 8235), (2745, 7023)]