19690147168

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{194659}}^1$

素因数の和:194807

約数の個数: 48

約数和(自身を含む): 40469814000

約数和(自身を除く): 20779666832

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 109, 116, 218, 232, 436, 464, 872, 928, 1744, 3161, 3488, 6322, 12644, 25288, 50576, 101152, 194659, 389318, 778636, 1557272, 3114544, 5645111, 6229088, 11290222, 21217831, 22580444, 42435662, 45160888, 84871324, 90321776, 169742648, 180643552, 339485296, 615317099, 678970592, 1230634198, 2461268396, 4922536792, 9845073584, 19690147168]

約数ペア:

[(1, 19690147168), (2, 9845073584), (4, 4922536792), (8, 2461268396), (16, 1230634198), (29, 678970592), (32, 615317099), (58, 339485296), (109, 180643552), (116, 169742648), (218, 90321776), (232, 84871324), (436, 45160888), (464, 42435662), (872, 22580444), (928, 21217831), (1744, 11290222), (3161, 6229088), (3488, 5645111), (6322, 3114544), (12644, 1557272), (25288, 778636), (50576, 389318), (101152, 194659)]