16971332

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 37892736

約数和(自身を除く): 20921404

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 73, 76, 92, 133, 146, 161, 266, 292, 322, 361, 437, 511, 532, 644, 722, 874, 1022, 1387, 1444, 1679, 1748, 2044, 2527, 2774, 3059, 3358, 5054, 5548, 6118, 6716, 8303, 9709, 10108, 11753, 12236, 16606, 19418, 23506, 26353, 31901, 33212, 38836, 47012, 52706, 58121, 63802, 105412, 116242, 127604, 184471, 223307, 232484, 368942, 446614, 606119, 737884, 893228, 1212238, 2424476, 4242833, 8485666, 16971332]

約数ペア:

[(1, 16971332), (2, 8485666), (4, 4242833), (7, 2424476), (14, 1212238), (19, 893228), (23, 737884), (28, 606119), (38, 446614), (46, 368942), (73, 232484), (76, 223307), (92, 184471), (133, 127604), (146, 116242), (161, 105412), (266, 63802), (292, 58121), (322, 52706), (361, 47012), (437, 38836), (511, 33212), (532, 31901), (644, 26353), (722, 23506), (874, 19418), (1022, 16606), (1387, 12236), (1444, 11753), (1679, 10108), (1748, 9709), (2044, 8303), (2527, 6716), (2774, 6118), (3059, 5548), (3358, 5054)]