19568784

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 54560000

約数和(自身を除く): 34991216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 48, 57, 76, 86, 114, 129, 152, 172, 228, 258, 304, 344, 456, 499, 516, 688, 817, 912, 998, 1032, 1497, 1634, 1996, 2064, 2451, 2994, 3268, 3992, 4902, 5988, 6536, 7984, 9481, 9804, 11976, 13072, 18962, 19608, 21457, 23952, 28443, 37924, 39216, 42914, 56886, 64371, 75848, 85828, 113772, 128742, 151696, 171656, 227544, 257484, 343312, 407683, 455088, 514968, 815366, 1029936, 1223049, 1630732, 2446098, 3261464, 4892196, 6522928, 9784392, 19568784]

約数ペア:

[(1, 19568784), (2, 9784392), (3, 6522928), (4, 4892196), (6, 3261464), (8, 2446098), (12, 1630732), (16, 1223049), (19, 1029936), (24, 815366), (38, 514968), (43, 455088), (48, 407683), (57, 343312), (76, 257484), (86, 227544), (114, 171656), (129, 151696), (152, 128742), (172, 113772), (228, 85828), (258, 75848), (304, 64371), (344, 56886), (456, 42914), (499, 39216), (516, 37924), (688, 28443), (817, 23952), (912, 21457), (998, 19608), (1032, 18962), (1497, 13072), (1634, 11976), (1996, 9804), (2064, 9481), (2451, 7984), (2994, 6536), (3268, 5988), (3992, 4902)]