20403258976

素因数分解:

$2^5\times {\mathrm{149}}^1\times {\mathrm{1069}}^1\times {\mathrm{4003}}^1$

素因数の和:5231

約数の個数: 48

約数和(自身を含む): 40486446000

約数和(自身を除く): 20083187024

約数列:

[1, 2, 4, 8, 16, 32, 149, 298, 596, 1069, 1192, 2138, 2384, 4003, 4276, 4768, 8006, 8552, 16012, 17104, 32024, 34208, 64048, 128096, 159281, 318562, 596447, 637124, 1192894, 1274248, 2385788, 2548496, 4279207, 4771576, 5096992, 8558414, 9543152, 17116828, 19086304, 34233656, 68467312, 136934624, 637601843, 1275203686, 2550407372, 5100814744, 10201629488, 20403258976]

約数ペア:

[(1, 20403258976), (2, 10201629488), (4, 5100814744), (8, 2550407372), (16, 1275203686), (32, 637601843), (149, 136934624), (298, 68467312), (596, 34233656), (1069, 19086304), (1192, 17116828), (2138, 9543152), (2384, 8558414), (4003, 5096992), (4276, 4771576), (4768, 4279207), (8006, 2548496), (8552, 2385788), (16012, 1274248), (17104, 1192894), (32024, 637124), (34208, 596447), (64048, 318562), (128096, 159281)]