20160469719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{138181}}^1$

素因数の和:138272

約数の個数: 48

約数和(自身を含む): 33196843680

約数和(自身を除く): 13036373961

約数列:

[1, 3, 9, 13, 29, 39, 43, 87, 117, 129, 261, 377, 387, 559, 1131, 1247, 1677, 3393, 3741, 5031, 11223, 16211, 48633, 138181, 145899, 414543, 1243629, 1796353, 4007249, 5389059, 5941783, 12021747, 16167177, 17825349, 36065241, 52094237, 53476047, 77243179, 156282711, 172311707, 231729537, 468848133, 516935121, 695188611, 1550805363, 2240052191, 6720156573, 20160469719]

約数ペア:

[(1, 20160469719), (3, 6720156573), (9, 2240052191), (13, 1550805363), (29, 695188611), (39, 516935121), (43, 468848133), (87, 231729537), (117, 172311707), (129, 156282711), (261, 77243179), (377, 53476047), (387, 52094237), (559, 36065241), (1131, 17825349), (1247, 16167177), (1677, 12021747), (3393, 5941783), (3741, 5389059), (5031, 4007249), (11223, 1796353), (16211, 1243629), (48633, 414543), (138181, 145899)]