20172975536

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2536843}}^1$

素因数の和:2536929

約数の個数: 40

約数和(自身を含む): 45297886464

約数和(自身を除く): 25124910928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 2536843, 5073686, 10147372, 17757901, 20294744, 35515802, 40589488, 71031604, 142063208, 180115853, 284126416, 360231706, 720463412, 1260810971, 1440926824, 2521621942, 2881853648, 5043243884, 10086487768, 20172975536]

約数ペア:

[(1, 20172975536), (2, 10086487768), (4, 5043243884), (7, 2881853648), (8, 2521621942), (14, 1440926824), (16, 1260810971), (28, 720463412), (56, 360231706), (71, 284126416), (112, 180115853), (142, 142063208), (284, 71031604), (497, 40589488), (568, 35515802), (994, 20294744), (1136, 17757901), (1988, 10147372), (3976, 5073686), (7952, 2536843)]