20172830495

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{8501}}^1$

素因数の和:8771

約数の個数: 32

約数和(自身を含む): 25308481536

約数和(自身を除く): 5135651041

約数列:

[1, 5, 37, 101, 127, 185, 505, 635, 3737, 4699, 8501, 12827, 18685, 23495, 42505, 64135, 314537, 474599, 858601, 1079627, 1572685, 2372995, 4293005, 5398135, 31768237, 39946199, 109042327, 158841185, 199730995, 545211635, 4034566099, 20172830495]

約数ペア:

[(1, 20172830495), (5, 4034566099), (37, 545211635), (101, 199730995), (127, 158841185), (185, 109042327), (505, 39946199), (635, 31768237), (3737, 5398135), (4699, 4293005), (8501, 2372995), (12827, 1572685), (18685, 1079627), (23495, 858601), (42505, 474599), (64135, 314537)]