1907972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 3686592

約数和(自身を除く): 1778620

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 421, 842, 1133, 1684, 2266, 4532, 4631, 9262, 18524, 43363, 86726, 173452, 476993, 953986, 1907972]

約数ペア:

[(1, 1907972), (2, 953986), (4, 476993), (11, 173452), (22, 86726), (44, 43363), (103, 18524), (206, 9262), (412, 4631), (421, 4532), (842, 2266), (1133, 1684)]