19823384

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 46233600

約数和(自身を除く): 26410216

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 124, 133, 152, 217, 248, 266, 434, 532, 589, 601, 868, 1064, 1178, 1202, 1736, 2356, 2404, 4123, 4207, 4712, 4808, 8246, 8414, 11419, 16492, 16828, 18631, 22838, 32984, 33656, 37262, 45676, 74524, 79933, 91352, 130417, 149048, 159866, 260834, 319732, 353989, 521668, 639464, 707978, 1043336, 1415956, 2477923, 2831912, 4955846, 9911692, 19823384]

約数ペア:

[(1, 19823384), (2, 9911692), (4, 4955846), (7, 2831912), (8, 2477923), (14, 1415956), (19, 1043336), (28, 707978), (31, 639464), (38, 521668), (56, 353989), (62, 319732), (76, 260834), (124, 159866), (133, 149048), (152, 130417), (217, 91352), (248, 79933), (266, 74524), (434, 45676), (532, 37262), (589, 33656), (601, 32984), (868, 22838), (1064, 18631), (1178, 16828), (1202, 16492), (1736, 11419), (2356, 8414), (2404, 8246), (4123, 4808), (4207, 4712)]