2018935775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{509}}^1\times {\mathrm{5471}}^1$

素因数の和:6019

約数の個数: 24

約数和(自身を含む): 2595369600

約数和(自身を除く): 576433825

約数列:

[1, 5, 25, 29, 145, 509, 725, 2545, 5471, 12725, 14761, 27355, 73805, 136775, 158659, 369025, 793295, 2784739, 3966475, 13923695, 69618475, 80757431, 403787155, 2018935775]

約数ペア:

[(1, 2018935775), (5, 403787155), (25, 80757431), (29, 69618475), (145, 13923695), (509, 3966475), (725, 2784739), (2545, 793295), (5471, 369025), (12725, 158659), (14761, 136775), (27355, 73805)]