20082540112

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{821}}^1\times {\mathrm{15761}}^1$

素因数の和:16687

約数の個数: 40

約数和(自身を含む): 39361433832

約数和(自身を除く): 19278893720

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 821, 1552, 1642, 3284, 6568, 13136, 15761, 31522, 63044, 79637, 126088, 159274, 252176, 318548, 637096, 1274192, 1528817, 3057634, 6115268, 12230536, 12939781, 24461072, 25879562, 51759124, 103518248, 207036496, 1255158757, 2510317514, 5020635028, 10041270056, 20082540112]

約数ペア:

[(1, 20082540112), (2, 10041270056), (4, 5020635028), (8, 2510317514), (16, 1255158757), (97, 207036496), (194, 103518248), (388, 51759124), (776, 25879562), (821, 24461072), (1552, 12939781), (1642, 12230536), (3284, 6115268), (6568, 3057634), (13136, 1528817), (15761, 1274192), (31522, 637096), (63044, 318548), (79637, 252176), (126088, 159274)]