19256820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 59512320

約数和(自身を除く): 40255500

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 163, 165, 179, 220, 326, 330, 358, 489, 537, 652, 660, 716, 815, 895, 978, 1074, 1630, 1790, 1793, 1956, 1969, 2148, 2445, 2685, 3260, 3580, 3586, 3938, 4890, 5370, 5379, 5907, 7172, 7876, 8965, 9780, 9845, 10740, 10758, 11814, 17930, 19690, 21516, 23628, 26895, 29177, 29535, 35860, 39380, 53790, 58354, 59070, 87531, 107580, 116708, 118140, 145885, 175062, 291770, 320947, 350124, 437655, 583540, 641894, 875310, 962841, 1283788, 1604735, 1750620, 1925682, 3209470, 3851364, 4814205, 6418940, 9628410, 19256820]

約数ペア:

[(1, 19256820), (2, 9628410), (3, 6418940), (4, 4814205), (5, 3851364), (6, 3209470), (10, 1925682), (11, 1750620), (12, 1604735), (15, 1283788), (20, 962841), (22, 875310), (30, 641894), (33, 583540), (44, 437655), (55, 350124), (60, 320947), (66, 291770), (110, 175062), (132, 145885), (163, 118140), (165, 116708), (179, 107580), (220, 87531), (326, 59070), (330, 58354), (358, 53790), (489, 39380), (537, 35860), (652, 29535), (660, 29177), (716, 26895), (815, 23628), (895, 21516), (978, 19690), (1074, 17930), (1630, 11814), (1790, 10758), (1793, 10740), (1956, 9845), (1969, 9780), (2148, 8965), (2445, 7876), (2685, 7172), (3260, 5907), (3580, 5379), (3586, 5370), (3938, 4890)]