20125184

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{1709}}^1$

素因数の和:1750

約数の個数: 40

約数和(自身を含む): 41983920

約数和(自身を除く): 21858736

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1472, 1709, 2944, 3418, 5888, 6836, 11776, 13672, 27344, 39307, 54688, 78614, 109376, 157228, 218752, 314456, 437504, 628912, 875008, 1257824, 2515648, 5031296, 10062592, 20125184]

約数ペア:

[(1, 20125184), (2, 10062592), (4, 5031296), (8, 2515648), (16, 1257824), (23, 875008), (32, 628912), (46, 437504), (64, 314456), (92, 218752), (128, 157228), (184, 109376), (256, 78614), (368, 54688), (512, 39307), (736, 27344), (1472, 13672), (1709, 11776), (2944, 6836), (3418, 5888)]