20744592

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 59192640

約数和(自身を除く): 38448048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 101, 132, 176, 202, 264, 303, 389, 404, 528, 606, 778, 808, 1111, 1167, 1212, 1556, 1616, 2222, 2334, 2424, 3112, 3333, 4279, 4444, 4668, 4848, 6224, 6666, 8558, 8888, 9336, 12837, 13332, 17116, 17776, 18672, 25674, 26664, 34232, 39289, 51348, 53328, 68464, 78578, 102696, 117867, 157156, 205392, 235734, 314312, 432179, 471468, 628624, 864358, 942936, 1296537, 1728716, 1885872, 2593074, 3457432, 5186148, 6914864, 10372296, 20744592]

約数ペア:

[(1, 20744592), (2, 10372296), (3, 6914864), (4, 5186148), (6, 3457432), (8, 2593074), (11, 1885872), (12, 1728716), (16, 1296537), (22, 942936), (24, 864358), (33, 628624), (44, 471468), (48, 432179), (66, 314312), (88, 235734), (101, 205392), (132, 157156), (176, 117867), (202, 102696), (264, 78578), (303, 68464), (389, 53328), (404, 51348), (528, 39289), (606, 34232), (778, 26664), (808, 25674), (1111, 18672), (1167, 17776), (1212, 17116), (1556, 13332), (1616, 12837), (2222, 9336), (2334, 8888), (2424, 8558), (3112, 6666), (3333, 6224), (4279, 4848), (4444, 4668)]