20175761504

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{36527}}^1$

素因数の和:36999

約数の個数: 48

約数和(自身を含む): 40787603136

約数和(自身を除く): 20611841632

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 421, 656, 842, 1312, 1684, 3368, 6736, 13472, 17261, 34522, 36527, 69044, 73054, 138088, 146108, 276176, 292216, 552352, 584432, 1168864, 1497607, 2995214, 5990428, 11980856, 15377867, 23961712, 30755734, 47923424, 61511468, 123022936, 246045872, 492091744, 630492547, 1260985094, 2521970188, 5043940376, 10087880752, 20175761504]

約数ペア:

[(1, 20175761504), (2, 10087880752), (4, 5043940376), (8, 2521970188), (16, 1260985094), (32, 630492547), (41, 492091744), (82, 246045872), (164, 123022936), (328, 61511468), (421, 47923424), (656, 30755734), (842, 23961712), (1312, 15377867), (1684, 11980856), (3368, 5990428), (6736, 2995214), (13472, 1497607), (17261, 1168864), (34522, 584432), (36527, 552352), (69044, 292216), (73054, 276176), (138088, 146108)]