20120839192

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{320927}}^1$

素因数の和:321411

約数の個数: 32

約数和(自身を含む): 40032558720

約数和(自身を除く): 19911719528

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 461, 922, 1844, 3688, 7837, 15674, 31348, 62696, 320927, 641854, 1283708, 2567416, 5455759, 10911518, 21823036, 43646072, 147947347, 295894694, 591789388, 1183578776, 2515104899, 5030209798, 10060419596, 20120839192]

約数ペア:

[(1, 20120839192), (2, 10060419596), (4, 5030209798), (8, 2515104899), (17, 1183578776), (34, 591789388), (68, 295894694), (136, 147947347), (461, 43646072), (922, 21823036), (1844, 10911518), (3688, 5455759), (7837, 2567416), (15674, 1283708), (31348, 641854), (62696, 320927)]