20857074

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{787}}^1$

素因数の和:1430

約数の個数: 32

約数和(自身を含む): 47809536

約数和(自身を除く): 26952462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 631, 787, 1262, 1574, 1893, 2361, 3786, 4417, 4722, 5509, 8834, 11018, 13251, 16527, 26502, 33054, 496597, 993194, 1489791, 2979582, 3476179, 6952358, 10428537, 20857074]

約数ペア:

[(1, 20857074), (2, 10428537), (3, 6952358), (6, 3476179), (7, 2979582), (14, 1489791), (21, 993194), (42, 496597), (631, 33054), (787, 26502), (1262, 16527), (1574, 13251), (1893, 11018), (2361, 8834), (3786, 5509), (4417, 4722)]