20512232642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1\times {\mathrm{661}}^1$

素因数の和:1347

約数の個数: 64

約数和(自身を含む): 35101676160

約数和(自身を除く): 14589443518

約数列:

[1, 2, 11, 22, 37, 67, 74, 134, 407, 569, 661, 737, 814, 1138, 1322, 1474, 2479, 4958, 6259, 7271, 12518, 14542, 21053, 24457, 27269, 38123, 42106, 44287, 48914, 54538, 76246, 88574, 231583, 269027, 376109, 419353, 463166, 487157, 538054, 752218, 838706, 974314, 1410551, 1638619, 2821102, 3277238, 4137199, 8274398, 13916033, 15516061, 18024809, 25199303, 27832066, 31032122, 36049618, 50398606, 153076363, 277192333, 306152726, 554384666, 932374211, 1864748422, 10256116321, 20512232642]

約数ペア:

[(1, 20512232642), (2, 10256116321), (11, 1864748422), (22, 932374211), (37, 554384666), (67, 306152726), (74, 277192333), (134, 153076363), (407, 50398606), (569, 36049618), (661, 31032122), (737, 27832066), (814, 25199303), (1138, 18024809), (1322, 15516061), (1474, 13916033), (2479, 8274398), (4958, 4137199), (6259, 3277238), (7271, 2821102), (12518, 1638619), (14542, 1410551), (21053, 974314), (24457, 838706), (27269, 752218), (38123, 538054), (42106, 487157), (44287, 463166), (48914, 419353), (54538, 376109), (76246, 269027), (88574, 231583)]