1338208

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 2903040

約数和(自身を除く): 1564832

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 71, 76, 124, 142, 152, 248, 284, 304, 496, 568, 589, 608, 992, 1136, 1178, 1349, 2201, 2272, 2356, 2698, 4402, 4712, 5396, 8804, 9424, 10792, 17608, 18848, 21584, 35216, 41819, 43168, 70432, 83638, 167276, 334552, 669104, 1338208]

約数ペア:

[(1, 1338208), (2, 669104), (4, 334552), (8, 167276), (16, 83638), (19, 70432), (31, 43168), (32, 41819), (38, 35216), (62, 21584), (71, 18848), (76, 17608), (124, 10792), (142, 9424), (152, 8804), (248, 5396), (284, 4712), (304, 4402), (496, 2698), (568, 2356), (589, 2272), (608, 2201), (992, 1349), (1136, 1178)]