19612131

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1439}}^1$

素因数の和:1519

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 13565469

約数列:

[1, 3, 7, 11, 21, 33, 59, 77, 177, 231, 413, 649, 1239, 1439, 1947, 4317, 4543, 10073, 13629, 15829, 30219, 47487, 84901, 110803, 254703, 332409, 594307, 933911, 1782921, 2801733, 6537377, 19612131]

約数ペア:

[(1, 19612131), (3, 6537377), (7, 2801733), (11, 1782921), (21, 933911), (33, 594307), (59, 332409), (77, 254703), (177, 110803), (231, 84901), (413, 47487), (649, 30219), (1239, 15829), (1439, 13629), (1947, 10073), (4317, 4543)]