19348120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43973}}^1$

素因数の和:43995

約数の個数: 32

約数和(自身を含む): 47491920

約数和(自身を除く): 28143800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 43973, 87946, 175892, 219865, 351784, 439730, 483703, 879460, 967406, 1758920, 1934812, 2418515, 3869624, 4837030, 9674060, 19348120]

約数ペア:

[(1, 19348120), (2, 9674060), (4, 4837030), (5, 3869624), (8, 2418515), (10, 1934812), (11, 1758920), (20, 967406), (22, 879460), (40, 483703), (44, 439730), (55, 351784), (88, 219865), (110, 175892), (220, 87946), (440, 43973)]