19903872

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{3049}}^1$

素因数の和:3083

約数の個数: 64

約数和(自身を含む): 55998000

約数和(自身を除く): 36094128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 272, 384, 408, 544, 816, 1088, 1632, 2176, 3049, 3264, 6098, 6528, 9147, 12196, 18294, 24392, 36588, 48784, 51833, 73176, 97568, 103666, 146352, 155499, 195136, 207332, 292704, 310998, 390272, 414664, 585408, 621996, 829328, 1170816, 1243992, 1658656, 2487984, 3317312, 4975968, 6634624, 9951936, 19903872]

約数ペア:

[(1, 19903872), (2, 9951936), (3, 6634624), (4, 4975968), (6, 3317312), (8, 2487984), (12, 1658656), (16, 1243992), (17, 1170816), (24, 829328), (32, 621996), (34, 585408), (48, 414664), (51, 390272), (64, 310998), (68, 292704), (96, 207332), (102, 195136), (128, 155499), (136, 146352), (192, 103666), (204, 97568), (272, 73176), (384, 51833), (408, 48784), (544, 36588), (816, 24392), (1088, 18294), (1632, 12196), (2176, 9147), (3049, 6528), (3264, 6098)]