20153216

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 40677600

約数和(自身を除く): 20524384

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 316, 632, 1264, 1993, 2528, 3986, 5056, 7972, 10112, 15944, 31888, 63776, 127552, 157447, 255104, 314894, 629788, 1259576, 2519152, 5038304, 10076608, 20153216]

約数ペア:

[(1, 20153216), (2, 10076608), (4, 5038304), (8, 2519152), (16, 1259576), (32, 629788), (64, 314894), (79, 255104), (128, 157447), (158, 127552), (316, 63776), (632, 31888), (1264, 15944), (1993, 10112), (2528, 7972), (3986, 5056)]