16994988

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{4253}}^1$

素因数の和:4303

約数の個数: 48

約数和(自身を含む): 45262560

約数和(自身を除く): 28267572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 4253, 8506, 12759, 17012, 25518, 38277, 51036, 76554, 114831, 153108, 157361, 229662, 314722, 459324, 472083, 629444, 944166, 1416249, 1888332, 2832498, 4248747, 5664996, 8497494, 16994988]

約数ペア:

[(1, 16994988), (2, 8497494), (3, 5664996), (4, 4248747), (6, 2832498), (9, 1888332), (12, 1416249), (18, 944166), (27, 629444), (36, 472083), (37, 459324), (54, 314722), (74, 229662), (108, 157361), (111, 153108), (148, 114831), (222, 76554), (333, 51036), (444, 38277), (666, 25518), (999, 17012), (1332, 12759), (1998, 8506), (3996, 4253)]