20080970026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{49627}}^1$

素因数の和:49918

約数の個数: 32

約数和(自身を含む): 33016515840

約数和(自身を除く): 12935545814

約数列:

[1, 2, 13, 26, 79, 158, 197, 394, 1027, 2054, 2561, 5122, 15563, 31126, 49627, 99254, 202319, 404638, 645151, 1290302, 3920533, 7841066, 9776519, 19553038, 50966929, 101933858, 127094747, 254189494, 772345001, 1544690002, 10040485013, 20080970026]

約数ペア:

[(1, 20080970026), (2, 10040485013), (13, 1544690002), (26, 772345001), (79, 254189494), (158, 127094747), (197, 101933858), (394, 50966929), (1027, 19553038), (2054, 9776519), (2561, 7841066), (5122, 3920533), (15563, 1290302), (31126, 645151), (49627, 404638), (99254, 202319)]