20164264785

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{859}}^1\times {\mathrm{74521}}^1$

素因数の和:75398

約数の個数: 48

約数和(自身を含む): 39991486080

約数和(自身を除く): 19827221295

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 859, 2577, 4295, 6013, 7731, 12885, 18039, 30065, 38655, 54117, 74521, 90195, 223563, 270585, 372605, 521647, 670689, 1117815, 1564941, 2608235, 3353445, 4694823, 7824705, 23474115, 64013539, 192040617, 320067695, 448094773, 576121851, 960203085, 1344284319, 2240473865, 2880609255, 4032852957, 6721421595, 20164264785]

約数ペア:

[(1, 20164264785), (3, 6721421595), (5, 4032852957), (7, 2880609255), (9, 2240473865), (15, 1344284319), (21, 960203085), (35, 576121851), (45, 448094773), (63, 320067695), (105, 192040617), (315, 64013539), (859, 23474115), (2577, 7824705), (4295, 4694823), (6013, 3353445), (7731, 2608235), (12885, 1564941), (18039, 1117815), (30065, 670689), (38655, 521647), (54117, 372605), (74521, 270585), (90195, 223563)]