16988224

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 56

約数和(自身を含む): 37490400

約数和(自身を除く): 20502176

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 176, 236, 352, 409, 472, 649, 704, 818, 944, 1298, 1636, 1888, 2596, 3272, 3776, 4499, 5192, 6544, 8998, 10384, 13088, 17996, 20768, 24131, 26176, 35992, 41536, 48262, 71984, 96524, 143968, 193048, 265441, 287936, 386096, 530882, 772192, 1061764, 1544384, 2123528, 4247056, 8494112, 16988224]

約数ペア:

[(1, 16988224), (2, 8494112), (4, 4247056), (8, 2123528), (11, 1544384), (16, 1061764), (22, 772192), (32, 530882), (44, 386096), (59, 287936), (64, 265441), (88, 193048), (118, 143968), (176, 96524), (236, 71984), (352, 48262), (409, 41536), (472, 35992), (649, 26176), (704, 24131), (818, 20768), (944, 17996), (1298, 13088), (1636, 10384), (1888, 8998), (2596, 6544), (3272, 5192), (3776, 4499)]