20349715336

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1\times {\mathrm{593}}^1$

素因数の和:1486

約数の個数: 64

約数和(自身を含む): 40066773120

約数和(自身を除く): 19717057784

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 421, 443, 593, 842, 886, 1186, 1684, 1772, 2372, 3368, 3544, 4744, 9683, 10189, 13639, 19366, 20378, 27278, 38732, 40756, 54556, 77464, 81512, 109112, 186503, 249653, 262699, 373006, 499306, 525398, 746012, 998612, 1050796, 1492024, 1997224, 2101592, 4289569, 5742019, 6042077, 8579138, 11484038, 12084154, 17158276, 22968076, 24168308, 34316552, 45936152, 48336616, 110596279, 221192558, 442385116, 884770232, 2543714417, 5087428834, 10174857668, 20349715336]

約数ペア:

[(1, 20349715336), (2, 10174857668), (4, 5087428834), (8, 2543714417), (23, 884770232), (46, 442385116), (92, 221192558), (184, 110596279), (421, 48336616), (443, 45936152), (593, 34316552), (842, 24168308), (886, 22968076), (1186, 17158276), (1684, 12084154), (1772, 11484038), (2372, 8579138), (3368, 6042077), (3544, 5742019), (4744, 4289569), (9683, 2101592), (10189, 1997224), (13639, 1492024), (19366, 1050796), (20378, 998612), (27278, 746012), (38732, 525398), (40756, 499306), (54556, 373006), (77464, 262699), (81512, 249653), (109112, 186503)]