17803739540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8166853}}^1$

素因数の和:8166971

約数の個数: 24

約数和(自身を含む): 37730865480

約数和(自身を除く): 19927125940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 8166853, 16333706, 32667412, 40834265, 81668530, 163337060, 890186977, 1780373954, 3560747908, 4450934885, 8901869770, 17803739540]

約数ペア:

[(1, 17803739540), (2, 8901869770), (4, 4450934885), (5, 3560747908), (10, 1780373954), (20, 890186977), (109, 163337060), (218, 81668530), (436, 40834265), (545, 32667412), (1090, 16333706), (2180, 8166853)]