31621928

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 67636800

約数和(自身を除く): 36014872

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1231, 1352, 1976, 2462, 3211, 4924, 6422, 9848, 12844, 16003, 23389, 25688, 32006, 46778, 64012, 93556, 128024, 187112, 208039, 304057, 416078, 608114, 832156, 1216228, 1664312, 2432456, 3952741, 7905482, 15810964, 31621928]

約数ペア:

[(1, 31621928), (2, 15810964), (4, 7905482), (8, 3952741), (13, 2432456), (19, 1664312), (26, 1216228), (38, 832156), (52, 608114), (76, 416078), (104, 304057), (152, 208039), (169, 187112), (247, 128024), (338, 93556), (494, 64012), (676, 46778), (988, 32006), (1231, 25688), (1352, 23389), (1976, 16003), (2462, 12844), (3211, 9848), (4924, 6422)]