19450856

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 39787200

約数和(自身を除く): 20336344

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 179, 188, 289, 358, 376, 578, 716, 799, 1156, 1432, 1598, 2312, 3043, 3196, 6086, 6392, 8413, 12172, 13583, 16826, 24344, 27166, 33652, 51731, 54332, 67304, 103462, 108664, 143021, 206924, 286042, 413848, 572084, 1144168, 2431357, 4862714, 9725428, 19450856]

約数ペア:

[(1, 19450856), (2, 9725428), (4, 4862714), (8, 2431357), (17, 1144168), (34, 572084), (47, 413848), (68, 286042), (94, 206924), (136, 143021), (179, 108664), (188, 103462), (289, 67304), (358, 54332), (376, 51731), (578, 33652), (716, 27166), (799, 24344), (1156, 16826), (1432, 13583), (1598, 12172), (2312, 8413), (3043, 6392), (3196, 6086)]