20541822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1277}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 47112192

約数和(自身を除く): 26570370

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 383, 766, 1149, 1277, 2298, 2554, 2681, 3831, 5362, 7662, 8043, 8939, 16086, 17878, 26817, 53634, 489091, 978182, 1467273, 2934546, 3423637, 6847274, 10270911, 20541822]

約数ペア:

[(1, 20541822), (2, 10270911), (3, 6847274), (6, 3423637), (7, 2934546), (14, 1467273), (21, 978182), (42, 489091), (383, 53634), (766, 26817), (1149, 17878), (1277, 16086), (2298, 8939), (2554, 8043), (2681, 7662), (3831, 5362)]