20371936

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3767}}^1$

素因数の和:3803

約数の個数: 36

約数和(自身を含む): 43441272

約数和(自身を除く): 23069336

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 3767, 5408, 7534, 15068, 30136, 48971, 60272, 97942, 120544, 195884, 391768, 636623, 783536, 1273246, 1567072, 2546492, 5092984, 10185968, 20371936]

約数ペア:

[(1, 20371936), (2, 10185968), (4, 5092984), (8, 2546492), (13, 1567072), (16, 1273246), (26, 783536), (32, 636623), (52, 391768), (104, 195884), (169, 120544), (208, 97942), (338, 60272), (416, 48971), (676, 30136), (1352, 15068), (2704, 7534), (3767, 5408)]