19992816

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8167}}^1$

素因数の和:8198

約数の個数: 60

約数和(自身を含む): 59250672

約数和(自身を除く): 39257856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8167, 16334, 24501, 32668, 49002, 65336, 73503, 98004, 130672, 138839, 147006, 196008, 277678, 294012, 392016, 416517, 555356, 588024, 833034, 1110712, 1176048, 1249551, 1666068, 2221424, 2499102, 3332136, 4998204, 6664272, 9996408, 19992816]

約数ペア:

[(1, 19992816), (2, 9996408), (3, 6664272), (4, 4998204), (6, 3332136), (8, 2499102), (9, 2221424), (12, 1666068), (16, 1249551), (17, 1176048), (18, 1110712), (24, 833034), (34, 588024), (36, 555356), (48, 416517), (51, 392016), (68, 294012), (72, 277678), (102, 196008), (136, 147006), (144, 138839), (153, 130672), (204, 98004), (272, 73503), (306, 65336), (408, 49002), (612, 32668), (816, 24501), (1224, 16334), (2448, 8167)]