20176920512

素因数分解:

$2^6\times 7^2\times {\mathrm{37}}^1\times {\mathrm{173891}}^1$

素因数の和:173954

約数の個数: 84

約数和(自身を含む): 47834559144

約数和(自身を除く): 27657638632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 49, 56, 64, 74, 98, 112, 148, 196, 224, 259, 296, 392, 448, 518, 592, 784, 1036, 1184, 1568, 1813, 2072, 2368, 3136, 3626, 4144, 7252, 8288, 14504, 16576, 29008, 58016, 116032, 173891, 347782, 695564, 1217237, 1391128, 2434474, 2782256, 4868948, 5564512, 6433967, 8520659, 9737896, 11129024, 12867934, 17041318, 19475792, 25735868, 34082636, 38951584, 45037769, 51471736, 68165272, 77903168, 90075538, 102943472, 136330544, 180151076, 205886944, 272661088, 315264383, 360302152, 411773888, 545322176, 630528766, 720604304, 1261057532, 1441208608, 2522115064, 2882417216, 5044230128, 10088460256, 20176920512]

約数ペア:

[(1, 20176920512), (2, 10088460256), (4, 5044230128), (7, 2882417216), (8, 2522115064), (14, 1441208608), (16, 1261057532), (28, 720604304), (32, 630528766), (37, 545322176), (49, 411773888), (56, 360302152), (64, 315264383), (74, 272661088), (98, 205886944), (112, 180151076), (148, 136330544), (196, 102943472), (224, 90075538), (259, 77903168), (296, 68165272), (392, 51471736), (448, 45037769), (518, 38951584), (592, 34082636), (784, 25735868), (1036, 19475792), (1184, 17041318), (1568, 12867934), (1813, 11129024), (2072, 9737896), (2368, 8520659), (3136, 6433967), (3626, 5564512), (4144, 4868948), (7252, 2782256), (8288, 2434474), (14504, 1391128), (16576, 1217237), (29008, 695564), (58016, 347782), (116032, 173891)]