19639312

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 49996800

約数和(自身を除く): 30357488

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 839, 1064, 1232, 1463, 1672, 1678, 2128, 2926, 3344, 3356, 5852, 5873, 6712, 9229, 11704, 11746, 13424, 15941, 18458, 23408, 23492, 31882, 36916, 46984, 63764, 64603, 73832, 93968, 111587, 127528, 129206, 147664, 175351, 223174, 255056, 258412, 350702, 446348, 516824, 701404, 892696, 1033648, 1227457, 1402808, 1785392, 2454914, 2805616, 4909828, 9819656, 19639312]

約数ペア:

[(1, 19639312), (2, 9819656), (4, 4909828), (7, 2805616), (8, 2454914), (11, 1785392), (14, 1402808), (16, 1227457), (19, 1033648), (22, 892696), (28, 701404), (38, 516824), (44, 446348), (56, 350702), (76, 258412), (77, 255056), (88, 223174), (112, 175351), (133, 147664), (152, 129206), (154, 127528), (176, 111587), (209, 93968), (266, 73832), (304, 64603), (308, 63764), (418, 46984), (532, 36916), (616, 31882), (836, 23492), (839, 23408), (1064, 18458), (1232, 15941), (1463, 13424), (1672, 11746), (1678, 11704), (2128, 9229), (2926, 6712), (3344, 5873), (3356, 5852)]