1988284948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1\times {\mathrm{619}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 3783646720

約数和(自身を除く): 1795361772

約数列:

[1, 2, 4, 13, 26, 52, 223, 277, 446, 554, 619, 892, 1108, 1238, 2476, 2899, 3601, 5798, 7202, 8047, 11596, 14404, 16094, 32188, 61771, 123542, 138037, 171463, 247084, 276074, 342926, 552148, 685852, 803023, 1606046, 1794481, 2229019, 3212092, 3588962, 4458038, 7177924, 8916076, 38236249, 76472498, 152944996, 497071237, 994142474, 1988284948]

約数ペア:

[(1, 1988284948), (2, 994142474), (4, 497071237), (13, 152944996), (26, 76472498), (52, 38236249), (223, 8916076), (277, 7177924), (446, 4458038), (554, 3588962), (619, 3212092), (892, 2229019), (1108, 1794481), (1238, 1606046), (2476, 803023), (2899, 685852), (3601, 552148), (5798, 342926), (7202, 276074), (8047, 247084), (11596, 171463), (14404, 138037), (16094, 123542), (32188, 61771)]