19885376

素因数分解:

$2^6\times 7^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:416

約数の個数: 84

約数和(自身を含む): 48732948

約数和(自身を除く): 28847572

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 112, 119, 136, 196, 224, 238, 272, 373, 392, 448, 476, 544, 746, 784, 833, 952, 1088, 1492, 1568, 1666, 1904, 2611, 2984, 3136, 3332, 3808, 5222, 5968, 6341, 6664, 7616, 10444, 11936, 12682, 13328, 18277, 20888, 23872, 25364, 26656, 36554, 41776, 44387, 50728, 53312, 73108, 83552, 88774, 101456, 146216, 167104, 177548, 202912, 292432, 310709, 355096, 405824, 584864, 621418, 710192, 1169728, 1242836, 1420384, 2485672, 2840768, 4971344, 9942688, 19885376]

約数ペア:

[(1, 19885376), (2, 9942688), (4, 4971344), (7, 2840768), (8, 2485672), (14, 1420384), (16, 1242836), (17, 1169728), (28, 710192), (32, 621418), (34, 584864), (49, 405824), (56, 355096), (64, 310709), (68, 292432), (98, 202912), (112, 177548), (119, 167104), (136, 146216), (196, 101456), (224, 88774), (238, 83552), (272, 73108), (373, 53312), (392, 50728), (448, 44387), (476, 41776), (544, 36554), (746, 26656), (784, 25364), (833, 23872), (952, 20888), (1088, 18277), (1492, 13328), (1568, 12682), (1666, 11936), (1904, 10444), (2611, 7616), (2984, 6664), (3136, 6341), (3332, 5968), (3808, 5222)]