19143700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11261}}^1$

素因数の和:11292

約数の個数: 36

約数和(自身を含む): 43989372

約数和(自身を除く): 24845672

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 11261, 22522, 45044, 56305, 112610, 191437, 225220, 281525, 382874, 563050, 765748, 957185, 1126100, 1914370, 3828740, 4785925, 9571850, 19143700]

約数ペア:

[(1, 19143700), (2, 9571850), (4, 4785925), (5, 3828740), (10, 1914370), (17, 1126100), (20, 957185), (25, 765748), (34, 563050), (50, 382874), (68, 281525), (85, 225220), (100, 191437), (170, 112610), (340, 56305), (425, 45044), (850, 22522), (1700, 11261)]