19388820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1013}}^1$

素因数の和:1065

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 41937900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 1013, 1276, 1595, 1740, 1914, 2026, 3039, 3190, 3828, 4052, 4785, 5065, 6078, 6380, 9570, 10130, 11143, 12156, 15195, 19140, 20260, 22286, 29377, 30390, 33429, 44572, 55715, 58754, 60780, 66858, 88131, 111430, 117508, 133716, 146885, 167145, 176262, 222860, 293770, 323147, 334290, 352524, 440655, 587540, 646294, 668580, 881310, 969441, 1292588, 1615735, 1762620, 1938882, 3231470, 3877764, 4847205, 6462940, 9694410, 19388820]

約数ペア:

[(1, 19388820), (2, 9694410), (3, 6462940), (4, 4847205), (5, 3877764), (6, 3231470), (10, 1938882), (11, 1762620), (12, 1615735), (15, 1292588), (20, 969441), (22, 881310), (29, 668580), (30, 646294), (33, 587540), (44, 440655), (55, 352524), (58, 334290), (60, 323147), (66, 293770), (87, 222860), (110, 176262), (116, 167145), (132, 146885), (145, 133716), (165, 117508), (174, 111430), (220, 88131), (290, 66858), (319, 60780), (330, 58754), (348, 55715), (435, 44572), (580, 33429), (638, 30390), (660, 29377), (870, 22286), (957, 20260), (1013, 19140), (1276, 15195), (1595, 12156), (1740, 11143), (1914, 10130), (2026, 9570), (3039, 6380), (3190, 6078), (3828, 5065), (4052, 4785)]