19783828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1549}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 36108800

約数和(自身を除く): 16324972

約数列:

[1, 2, 4, 31, 62, 103, 124, 206, 412, 1549, 3098, 3193, 6196, 6386, 12772, 48019, 96038, 159547, 192076, 319094, 638188, 4945957, 9891914, 19783828]

約数ペア:

[(1, 19783828), (2, 9891914), (4, 4945957), (31, 638188), (62, 319094), (103, 192076), (124, 159547), (206, 96038), (412, 48019), (1549, 12772), (3098, 6386), (3193, 6196)]