19738884

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{653}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 50541120

約数和(自身を除く): 30802236

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 229, 458, 653, 687, 916, 1306, 1374, 1959, 2519, 2612, 2748, 3918, 5038, 7183, 7557, 7836, 10076, 14366, 15114, 21549, 28732, 30228, 43098, 86196, 149537, 299074, 448611, 598148, 897222, 1644907, 1794444, 3289814, 4934721, 6579628, 9869442, 19738884]

約数ペア:

[(1, 19738884), (2, 9869442), (3, 6579628), (4, 4934721), (6, 3289814), (11, 1794444), (12, 1644907), (22, 897222), (33, 598148), (44, 448611), (66, 299074), (132, 149537), (229, 86196), (458, 43098), (653, 30228), (687, 28732), (916, 21549), (1306, 15114), (1374, 14366), (1959, 10076), (2519, 7836), (2612, 7557), (2748, 7183), (3918, 5038)]