19338656

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1871}}^1$

素因数の和:1917

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 23118304

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 1871, 2584, 3742, 5168, 7484, 10336, 14968, 29936, 31807, 35549, 59872, 63614, 71098, 127228, 142196, 254456, 284392, 508912, 568784, 604333, 1017824, 1137568, 1208666, 2417332, 4834664, 9669328, 19338656]

約数ペア:

[(1, 19338656), (2, 9669328), (4, 4834664), (8, 2417332), (16, 1208666), (17, 1137568), (19, 1017824), (32, 604333), (34, 568784), (38, 508912), (68, 284392), (76, 254456), (136, 142196), (152, 127228), (272, 71098), (304, 63614), (323, 59872), (544, 35549), (608, 31807), (646, 29936), (1292, 14968), (1871, 10336), (2584, 7484), (3742, 5168)]