16861504

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:623

約数の個数: 56

約数和(自身を含む): 37417248

約数和(自身を除く): 20555744

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 172, 176, 344, 352, 473, 557, 688, 704, 946, 1114, 1376, 1892, 2228, 2752, 3784, 4456, 6127, 7568, 8912, 12254, 15136, 17824, 23951, 24508, 30272, 35648, 47902, 49016, 95804, 98032, 191608, 196064, 263461, 383216, 392128, 526922, 766432, 1053844, 1532864, 2107688, 4215376, 8430752, 16861504]

約数ペア:

[(1, 16861504), (2, 8430752), (4, 4215376), (8, 2107688), (11, 1532864), (16, 1053844), (22, 766432), (32, 526922), (43, 392128), (44, 383216), (64, 263461), (86, 196064), (88, 191608), (172, 98032), (176, 95804), (344, 49016), (352, 47902), (473, 35648), (557, 30272), (688, 24508), (704, 23951), (946, 17824), (1114, 15136), (1376, 12254), (1892, 8912), (2228, 7568), (2752, 6127), (3784, 4456)]