20508729444

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{521}}^1\times {\mathrm{52069}}^1$

素因数の和:52610

約数の個数: 96

約数和(自身を含む): 60884409600

約数和(自身を除く): 40375680156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 521, 756, 1042, 1563, 2084, 3126, 3647, 4689, 6252, 7294, 9378, 10941, 14067, 14588, 18756, 21882, 28134, 32823, 43764, 52069, 56268, 65646, 98469, 104138, 131292, 156207, 196938, 208276, 312414, 364483, 393876, 468621, 624828, 728966, 937242, 1093449, 1405863, 1457932, 1874484, 2186898, 2811726, 3280347, 4373796, 5623452, 6560694, 9841041, 13121388, 19682082, 27127949, 39364164, 54255898, 81383847, 108511796, 162767694, 189895643, 244151541, 325535388, 379791286, 488303082, 569686929, 732454623, 759582572, 976606164, 1139373858, 1464909246, 1709060787, 2278747716, 2929818492, 3418121574, 5127182361, 6836243148, 10254364722, 20508729444]

約数ペア:

[(1, 20508729444), (2, 10254364722), (3, 6836243148), (4, 5127182361), (6, 3418121574), (7, 2929818492), (9, 2278747716), (12, 1709060787), (14, 1464909246), (18, 1139373858), (21, 976606164), (27, 759582572), (28, 732454623), (36, 569686929), (42, 488303082), (54, 379791286), (63, 325535388), (84, 244151541), (108, 189895643), (126, 162767694), (189, 108511796), (252, 81383847), (378, 54255898), (521, 39364164), (756, 27127949), (1042, 19682082), (1563, 13121388), (2084, 9841041), (3126, 6560694), (3647, 5623452), (4689, 4373796), (6252, 3280347), (7294, 2811726), (9378, 2186898), (10941, 1874484), (14067, 1457932), (14588, 1405863), (18756, 1093449), (21882, 937242), (28134, 728966), (32823, 624828), (43764, 468621), (52069, 393876), (56268, 364483), (65646, 312414), (98469, 208276), (104138, 196938), (131292, 156207)]