20939616

素因数分解:

$2^5\times 3^2\times {\mathrm{72707}}^1$

素因数の和:72723

約数の個数: 36

約数和(自身を含む): 59547852

約数和(自身を除く): 38608236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 72707, 145414, 218121, 290828, 436242, 581656, 654363, 872484, 1163312, 1308726, 1744968, 2326624, 2617452, 3489936, 5234904, 6979872, 10469808, 20939616]

約数ペア:

[(1, 20939616), (2, 10469808), (3, 6979872), (4, 5234904), (6, 3489936), (8, 2617452), (9, 2326624), (12, 1744968), (16, 1308726), (18, 1163312), (24, 872484), (32, 654363), (36, 581656), (48, 436242), (72, 290828), (96, 218121), (144, 145414), (288, 72707)]