20889882

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89273}}^1$

素因数の和:89294

約数の個数: 24

約数和(自身を含む): 48743604

約数和(自身を除く): 27853722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 89273, 178546, 267819, 535638, 803457, 1160549, 1606914, 2321098, 3481647, 6963294, 10444941, 20889882]

約数ペア:

[(1, 20889882), (2, 10444941), (3, 6963294), (6, 3481647), (9, 2321098), (13, 1606914), (18, 1160549), (26, 803457), (39, 535638), (78, 267819), (117, 178546), (234, 89273)]