20190830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1061}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 39914208

約数和(自身を除く): 19723378

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 173, 346, 865, 1061, 1730, 1903, 2122, 3806, 5305, 9515, 10610, 11671, 19030, 23342, 58355, 116710, 183553, 367106, 917765, 1835530, 2019083, 4038166, 10095415, 20190830]

約数ペア:

[(1, 20190830), (2, 10095415), (5, 4038166), (10, 2019083), (11, 1835530), (22, 917765), (55, 367106), (110, 183553), (173, 116710), (346, 58355), (865, 23342), (1061, 19030), (1730, 11671), (1903, 10610), (2122, 9515), (3806, 5305)]