20218842476

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{101891}}^1$

素因数の和:102294

約数の個数: 48

約数和(自身を含む): 42680520960

約数和(自身を除く): 22461678484

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 373, 532, 746, 1492, 2611, 5222, 7087, 10444, 14174, 28348, 49609, 99218, 101891, 198436, 203782, 407564, 713237, 1426474, 1935929, 2852948, 3871858, 7743716, 13551503, 27103006, 38005343, 54206012, 76010686, 152021372, 266037401, 532074802, 722101517, 1064149604, 1444203034, 2888406068, 5054710619, 10109421238, 20218842476]

約数ペア:

[(1, 20218842476), (2, 10109421238), (4, 5054710619), (7, 2888406068), (14, 1444203034), (19, 1064149604), (28, 722101517), (38, 532074802), (76, 266037401), (133, 152021372), (266, 76010686), (373, 54206012), (532, 38005343), (746, 27103006), (1492, 13551503), (2611, 7743716), (5222, 3871858), (7087, 2852948), (10444, 1935929), (14174, 1426474), (28348, 713237), (49609, 407564), (99218, 203782), (101891, 198436)]