20157201204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1726379}}^1$

素因数の和:1726532

約数の個数: 48

約数和(自身を含む): 54139276800

約数和(自身を除く): 33982075596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 417, 556, 834, 973, 1668, 1946, 2919, 3892, 5838, 11676, 1726379, 3452758, 5179137, 6905516, 10358274, 12084653, 20716548, 24169306, 36253959, 48338612, 72507918, 145015836, 239966681, 479933362, 719900043, 959866724, 1439800086, 1679766767, 2879600172, 3359533534, 5039300301, 6719067068, 10078600602, 20157201204]

約数ペア:

[(1, 20157201204), (2, 10078600602), (3, 6719067068), (4, 5039300301), (6, 3359533534), (7, 2879600172), (12, 1679766767), (14, 1439800086), (21, 959866724), (28, 719900043), (42, 479933362), (84, 239966681), (139, 145015836), (278, 72507918), (417, 48338612), (556, 36253959), (834, 24169306), (973, 20716548), (1668, 12084653), (1946, 10358274), (2919, 6905516), (3892, 5179137), (5838, 3452758), (11676, 1726379)]