20115808

素因数分解:

$2^5\times {\mathrm{113}}^1\times {\mathrm{5563}}^1$

素因数の和:5686

約数の個数: 24

約数和(自身を含む): 39960648

約数和(自身を除く): 19844840

約数列:

[1, 2, 4, 8, 16, 32, 113, 226, 452, 904, 1808, 3616, 5563, 11126, 22252, 44504, 89008, 178016, 628619, 1257238, 2514476, 5028952, 10057904, 20115808]

約数ペア:

[(1, 20115808), (2, 10057904), (4, 5028952), (8, 2514476), (16, 1257238), (32, 628619), (113, 178016), (226, 89008), (452, 44504), (904, 22252), (1808, 11126), (3616, 5563)]