20144565

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21317}}^1$

素因数の和:21338

約数の個数: 32

約数和(自身を含む): 40930560

約数和(自身を除く): 20785995

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21317, 63951, 106585, 149219, 191853, 319755, 447657, 575559, 746095, 959265, 1342971, 2238285, 2877795, 4028913, 6714855, 20144565]

約数ペア:

[(1, 20144565), (3, 6714855), (5, 4028913), (7, 2877795), (9, 2238285), (15, 1342971), (21, 959265), (27, 746095), (35, 575559), (45, 447657), (63, 319755), (105, 191853), (135, 149219), (189, 106585), (315, 63951), (945, 21317)]