19522510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 42508800

約数和(自身を除く): 22986290

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 59, 70, 118, 145, 163, 203, 290, 295, 326, 406, 413, 590, 815, 826, 1015, 1141, 1630, 1711, 2030, 2065, 2282, 3422, 4130, 4727, 5705, 8555, 9454, 9617, 11410, 11977, 17110, 19234, 23635, 23954, 33089, 47270, 48085, 59885, 66178, 67319, 96170, 119770, 134638, 165445, 278893, 330890, 336595, 557786, 673190, 1394465, 1952251, 2788930, 3904502, 9761255, 19522510]

約数ペア:

[(1, 19522510), (2, 9761255), (5, 3904502), (7, 2788930), (10, 1952251), (14, 1394465), (29, 673190), (35, 557786), (58, 336595), (59, 330890), (70, 278893), (118, 165445), (145, 134638), (163, 119770), (203, 96170), (290, 67319), (295, 66178), (326, 59885), (406, 48085), (413, 47270), (590, 33089), (815, 23954), (826, 23635), (1015, 19234), (1141, 17110), (1630, 11977), (1711, 11410), (2030, 9617), (2065, 9454), (2282, 8555), (3422, 5705), (4130, 4727)]