20277479936

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{182509}}^1$

素因数の和:182565

約数の個数: 80

約数和(自身を含む): 47797178880

約数和(自身を除く): 27519698944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1984, 3472, 3584, 3968, 6944, 7936, 13888, 15872, 27776, 55552, 111104, 182509, 365018, 730036, 1277563, 1460072, 2555126, 2920144, 5110252, 5657779, 5840288, 10220504, 11315558, 11680576, 20441008, 22631116, 23361152, 39604453, 40882016, 45262232, 46722304, 79208906, 81764032, 90524464, 93444608, 158417812, 163528064, 181048928, 316835624, 327056128, 362097856, 633671248, 654112256, 724195712, 1267342496, 1448391424, 2534684992, 2896782848, 5069369984, 10138739968, 20277479936]

約数ペア:

[(1, 20277479936), (2, 10138739968), (4, 5069369984), (7, 2896782848), (8, 2534684992), (14, 1448391424), (16, 1267342496), (28, 724195712), (31, 654112256), (32, 633671248), (56, 362097856), (62, 327056128), (64, 316835624), (112, 181048928), (124, 163528064), (128, 158417812), (217, 93444608), (224, 90524464), (248, 81764032), (256, 79208906), (434, 46722304), (448, 45262232), (496, 40882016), (512, 39604453), (868, 23361152), (896, 22631116), (992, 20441008), (1736, 11680576), (1792, 11315558), (1984, 10220504), (3472, 5840288), (3584, 5657779), (3968, 5110252), (6944, 2920144), (7936, 2555126), (13888, 1460072), (15872, 1277563), (27776, 730036), (55552, 365018), (111104, 182509)]