20512395918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{607}}^1\times {\mathrm{268199}}^1$

素因数の和:268821

約数の個数: 48

約数和(自身を含む): 50876467200

約数和(自身を除く): 30364071282

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 607, 1214, 1821, 3642, 4249, 5463, 8498, 10926, 12747, 25494, 38241, 76482, 268199, 536398, 804597, 1609194, 1877393, 2413791, 3754786, 4827582, 5632179, 11264358, 16896537, 33793074, 162796793, 325593586, 488390379, 976780758, 1139577551, 1465171137, 2279155102, 2930342274, 3418732653, 6837465306, 10256197959, 20512395918]

約数ペア:

[(1, 20512395918), (2, 10256197959), (3, 6837465306), (6, 3418732653), (7, 2930342274), (9, 2279155102), (14, 1465171137), (18, 1139577551), (21, 976780758), (42, 488390379), (63, 325593586), (126, 162796793), (607, 33793074), (1214, 16896537), (1821, 11264358), (3642, 5632179), (4249, 4827582), (5463, 3754786), (8498, 2413791), (10926, 1877393), (12747, 1609194), (25494, 804597), (38241, 536398), (76482, 268199)]