15831712

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2003}}^1$

素因数の和:2045

約数の個数: 48

約数和(自身を含む): 35350560

約数和(自身を除く): 19518848

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2003, 3952, 4006, 7904, 8012, 16024, 26039, 32048, 38057, 52078, 64096, 76114, 104156, 152228, 208312, 304456, 416624, 494741, 608912, 833248, 989482, 1217824, 1978964, 3957928, 7915856, 15831712]

約数ペア:

[(1, 15831712), (2, 7915856), (4, 3957928), (8, 1978964), (13, 1217824), (16, 989482), (19, 833248), (26, 608912), (32, 494741), (38, 416624), (52, 304456), (76, 208312), (104, 152228), (152, 104156), (208, 76114), (247, 64096), (304, 52078), (416, 38057), (494, 32048), (608, 26039), (988, 16024), (1976, 8012), (2003, 7904), (3952, 4006)]