19993472

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8221}}^1$

素因数の和:8254

約数の個数: 32

約数和(自身を含む): 41932200

約数和(自身を除く): 21938728

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8221, 16442, 32884, 65768, 131536, 156199, 263072, 312398, 526144, 624796, 1052288, 1249592, 2499184, 4998368, 9996736, 19993472]

約数ペア:

[(1, 19993472), (2, 9996736), (4, 4998368), (8, 2499184), (16, 1249592), (19, 1052288), (32, 624796), (38, 526144), (64, 312398), (76, 263072), (128, 156199), (152, 131536), (304, 65768), (608, 32884), (1216, 16442), (2432, 8221)]