2011199419

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 2272757760

約数和(自身を除く): 261558341

約数列:

[1, 19, 23, 47, 181, 437, 541, 893, 1081, 3439, 4163, 8507, 10279, 12443, 20539, 25427, 79097, 97921, 161633, 195661, 236417, 483113, 584821, 1860499, 2252183, 3717559, 4602287, 11111599, 42791477, 87443453, 105852601, 2011199419]

約数ペア:

[(1, 2011199419), (19, 105852601), (23, 87443453), (47, 42791477), (181, 11111599), (437, 4602287), (541, 3717559), (893, 2252183), (1081, 1860499), (3439, 584821), (4163, 483113), (8507, 236417), (10279, 195661), (12443, 161633), (20539, 97921), (25427, 79097)]