2017989603

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{681523}}^1$

素因数の和:681583

約数の個数: 24

約数和(自身を含む): 3402167808

約数和(自身を除く): 1384178205

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 681523, 2044569, 4770661, 6133707, 14311983, 32031581, 42935949, 96094743, 224221067, 288284229, 672663201, 2017989603]

約数ペア:

[(1, 2017989603), (3, 672663201), (7, 288284229), (9, 224221067), (21, 96094743), (47, 42935949), (63, 32031581), (141, 14311983), (329, 6133707), (423, 4770661), (987, 2044569), (2961, 681523)]