31663424

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2003}}^1$

素因数の和:2047

約数の個数: 56

約数和(自身を含む): 71262240

約数和(自身を除く): 39598816

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 2003, 3952, 4006, 7904, 8012, 15808, 16024, 26039, 32048, 38057, 52078, 64096, 76114, 104156, 128192, 152228, 208312, 304456, 416624, 494741, 608912, 833248, 989482, 1217824, 1666496, 1978964, 2435648, 3957928, 7915856, 15831712, 31663424]

約数ペア:

[(1, 31663424), (2, 15831712), (4, 7915856), (8, 3957928), (13, 2435648), (16, 1978964), (19, 1666496), (26, 1217824), (32, 989482), (38, 833248), (52, 608912), (64, 494741), (76, 416624), (104, 304456), (152, 208312), (208, 152228), (247, 128192), (304, 104156), (416, 76114), (494, 64096), (608, 52078), (832, 38057), (988, 32048), (1216, 26039), (1976, 16024), (2003, 15808), (3952, 8012), (4006, 7904)]