19923816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 54789120

約数和(自身を除く): 34865304

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 163, 264, 326, 463, 489, 652, 926, 978, 1304, 1389, 1793, 1852, 1956, 2778, 3586, 3704, 3912, 5093, 5379, 5556, 7172, 10186, 10758, 11112, 14344, 15279, 20372, 21516, 30558, 40744, 43032, 61116, 75469, 122232, 150938, 226407, 301876, 452814, 603752, 830159, 905628, 1660318, 1811256, 2490477, 3320636, 4980954, 6641272, 9961908, 19923816]

約数ペア:

[(1, 19923816), (2, 9961908), (3, 6641272), (4, 4980954), (6, 3320636), (8, 2490477), (11, 1811256), (12, 1660318), (22, 905628), (24, 830159), (33, 603752), (44, 452814), (66, 301876), (88, 226407), (132, 150938), (163, 122232), (264, 75469), (326, 61116), (463, 43032), (489, 40744), (652, 30558), (926, 21516), (978, 20372), (1304, 15279), (1389, 14344), (1793, 11112), (1852, 10758), (1956, 10186), (2778, 7172), (3586, 5556), (3704, 5379), (3912, 5093)]