1997429038

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{137}}^1\times {\mathrm{5477}}^1$

素因数の和:5649

約数の個数: 32

約数和(自身を含む): 3320193888

約数和(自身を除く): 1322764850

約数列:

[1, 2, 11, 22, 121, 137, 242, 274, 1331, 1507, 2662, 3014, 5477, 10954, 16577, 33154, 60247, 120494, 182347, 364694, 662717, 750349, 1325434, 1500698, 7289887, 8253839, 14579774, 16507678, 90792229, 181584458, 998714519, 1997429038]

約数ペア:

[(1, 1997429038), (2, 998714519), (11, 181584458), (22, 90792229), (121, 16507678), (137, 14579774), (242, 8253839), (274, 7289887), (1331, 1500698), (1507, 1325434), (2662, 750349), (3014, 662717), (5477, 364694), (10954, 182347), (16577, 120494), (33154, 60247)]