20731963536

素因数分解:

$2^4\times 3^2\times {\mathrm{1123}}^1\times {\mathrm{128203}}^1$

素因数の和:129340

約数の個数: 60

約数和(自身を含む): 58072822288

約数和(自身を除く): 37340858752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1123, 2246, 3369, 4492, 6738, 8984, 10107, 13476, 17968, 20214, 26952, 40428, 53904, 80856, 128203, 161712, 256406, 384609, 512812, 769218, 1025624, 1153827, 1538436, 2051248, 2307654, 3076872, 4615308, 6153744, 9230616, 18461232, 143971969, 287943938, 431915907, 575887876, 863831814, 1151775752, 1295747721, 1727663628, 2303551504, 2591495442, 3455327256, 5182990884, 6910654512, 10365981768, 20731963536]

約数ペア:

[(1, 20731963536), (2, 10365981768), (3, 6910654512), (4, 5182990884), (6, 3455327256), (8, 2591495442), (9, 2303551504), (12, 1727663628), (16, 1295747721), (18, 1151775752), (24, 863831814), (36, 575887876), (48, 431915907), (72, 287943938), (144, 143971969), (1123, 18461232), (2246, 9230616), (3369, 6153744), (4492, 4615308), (6738, 3076872), (8984, 2307654), (10107, 2051248), (13476, 1538436), (17968, 1153827), (20214, 1025624), (26952, 769218), (40428, 512812), (53904, 384609), (80856, 256406), (128203, 161712)]