20429085

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1737

約数の個数: 32

約数和(自身を含む): 35228160

約数和(自身を除く): 14799075

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 1667, 2451, 4085, 5001, 8335, 12255, 25005, 31673, 71681, 95019, 158365, 215043, 358405, 475095, 1075215, 1361939, 4085817, 6809695, 20429085]

約数ペア:

[(1, 20429085), (3, 6809695), (5, 4085817), (15, 1361939), (19, 1075215), (43, 475095), (57, 358405), (95, 215043), (129, 158365), (215, 95019), (285, 71681), (645, 31673), (817, 25005), (1667, 12255), (2451, 8335), (4085, 5001)]