128521472

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{26423}}^1$

素因数の和:26458

約数の個数: 36

約数和(自身を含む): 270053280

約数和(自身を除く): 141531808

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 26423, 52846, 105692, 211384, 422768, 502037, 845536, 1004074, 1691072, 2008148, 3382144, 4016296, 6764288, 8032592, 16065184, 32130368, 64260736, 128521472]

約数ペア:

[(1, 128521472), (2, 64260736), (4, 32130368), (8, 16065184), (16, 8032592), (19, 6764288), (32, 4016296), (38, 3382144), (64, 2008148), (76, 1691072), (128, 1004074), (152, 845536), (256, 502037), (304, 422768), (608, 211384), (1216, 105692), (2432, 52846), (4864, 26423)]