2018878857

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{641}}^1\times {\mathrm{743}}^1$

素因数の和:1550

約数の個数: 32

約数和(自身を含む): 3018735360

約数和(自身を除く): 999856503

約数列:

[1, 3, 9, 27, 157, 471, 641, 743, 1413, 1923, 2229, 4239, 5769, 6687, 17307, 20061, 100637, 116651, 301911, 349953, 476263, 905733, 1049859, 1428789, 2717199, 3149577, 4286367, 12859101, 74773291, 224319873, 672959619, 2018878857]

約数ペア:

[(1, 2018878857), (3, 672959619), (9, 224319873), (27, 74773291), (157, 12859101), (471, 4286367), (641, 3149577), (743, 2717199), (1413, 1428789), (1923, 1049859), (2229, 905733), (4239, 476263), (5769, 349953), (6687, 301911), (17307, 116651), (20061, 100637)]