20355364185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{21563}}^1$

素因数の和:21734

約数の個数: 64

約数和(自身を含む): 36169555968

約数和(自身を除く): 15814191783

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 103, 141, 195, 235, 309, 515, 611, 705, 1339, 1545, 1833, 3055, 4017, 4841, 6695, 9165, 14523, 20085, 21563, 24205, 62933, 64689, 72615, 107815, 188799, 280319, 314665, 323445, 840957, 943995, 1013461, 1401595, 2220989, 3040383, 4204785, 5067305, 6662967, 11104945, 13174993, 15201915, 28872857, 33314835, 39524979, 65874965, 86618571, 104386483, 144364285, 197624895, 313159449, 433092855, 521932415, 1357024279, 1565797245, 4071072837, 6785121395, 20355364185]

約数ペア:

[(1, 20355364185), (3, 6785121395), (5, 4071072837), (13, 1565797245), (15, 1357024279), (39, 521932415), (47, 433092855), (65, 313159449), (103, 197624895), (141, 144364285), (195, 104386483), (235, 86618571), (309, 65874965), (515, 39524979), (611, 33314835), (705, 28872857), (1339, 15201915), (1545, 13174993), (1833, 11104945), (3055, 6662967), (4017, 5067305), (4841, 4204785), (6695, 3040383), (9165, 2220989), (14523, 1401595), (20085, 1013461), (21563, 943995), (24205, 840957), (62933, 323445), (64689, 314665), (72615, 280319), (107815, 188799)]