19330976

素因数分解:

$2^5\times 7^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 43807680

約数和(自身を除く): 24476704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 211, 224, 409, 422, 818, 844, 1477, 1636, 1688, 2863, 2954, 3272, 3376, 5726, 5908, 6544, 6752, 11452, 11816, 13088, 22904, 23632, 45808, 47264, 86299, 91616, 172598, 345196, 604093, 690392, 1208186, 1380784, 2416372, 2761568, 4832744, 9665488, 19330976]

約数ペア:

[(1, 19330976), (2, 9665488), (4, 4832744), (7, 2761568), (8, 2416372), (14, 1380784), (16, 1208186), (28, 690392), (32, 604093), (56, 345196), (112, 172598), (211, 91616), (224, 86299), (409, 47264), (422, 45808), (818, 23632), (844, 22904), (1477, 13088), (1636, 11816), (1688, 11452), (2863, 6752), (2954, 6544), (3272, 5908), (3376, 5726)]