37891984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2719}}^1$

素因数の和:2807

約数の個数: 40

約数和(自身を含む): 80272640

約数和(自身を除く): 42380656

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 2719, 3484, 5438, 6968, 10876, 13936, 21752, 35347, 43504, 70694, 141388, 182173, 282776, 364346, 565552, 728692, 1457384, 2368249, 2914768, 4736498, 9472996, 18945992, 37891984]

約数ペア:

[(1, 37891984), (2, 18945992), (4, 9472996), (8, 4736498), (13, 2914768), (16, 2368249), (26, 1457384), (52, 728692), (67, 565552), (104, 364346), (134, 282776), (208, 182173), (268, 141388), (536, 70694), (871, 43504), (1072, 35347), (1742, 21752), (2719, 13936), (3484, 10876), (5438, 6968)]