19522048

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:457

約数の個数: 80

約数和(自身を含む): 48121920

約数和(自身を除く): 28599872

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 419, 448, 512, 728, 832, 838, 896, 1456, 1664, 1676, 1792, 2912, 2933, 3328, 3352, 3584, 5447, 5824, 5866, 6656, 6704, 10894, 11648, 11732, 13408, 21788, 23296, 23464, 26816, 38129, 43576, 46592, 46928, 53632, 76258, 87152, 93856, 107264, 152516, 174304, 187712, 214528, 305032, 348608, 375424, 610064, 697216, 750848, 1220128, 1394432, 1501696, 2440256, 2788864, 4880512, 9761024, 19522048]

約数ペア:

[(1, 19522048), (2, 9761024), (4, 4880512), (7, 2788864), (8, 2440256), (13, 1501696), (14, 1394432), (16, 1220128), (26, 750848), (28, 697216), (32, 610064), (52, 375424), (56, 348608), (64, 305032), (91, 214528), (104, 187712), (112, 174304), (128, 152516), (182, 107264), (208, 93856), (224, 87152), (256, 76258), (364, 53632), (416, 46928), (419, 46592), (448, 43576), (512, 38129), (728, 26816), (832, 23464), (838, 23296), (896, 21788), (1456, 13408), (1664, 11732), (1676, 11648), (1792, 10894), (2912, 6704), (2933, 6656), (3328, 5866), (3352, 5824), (3584, 5447)]