1979838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 5166720

約数和(自身を除く): 3186882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 827, 1197, 1654, 2394, 2481, 4962, 5789, 7443, 11578, 14886, 15713, 17367, 31426, 34734, 47139, 52101, 94278, 104202, 109991, 141417, 219982, 282834, 329973, 659946, 989919, 1979838]

約数ペア:

[(1, 1979838), (2, 989919), (3, 659946), (6, 329973), (7, 282834), (9, 219982), (14, 141417), (18, 109991), (19, 104202), (21, 94278), (38, 52101), (42, 47139), (57, 34734), (63, 31426), (114, 17367), (126, 15713), (133, 14886), (171, 11578), (266, 7443), (342, 5789), (399, 4962), (798, 2481), (827, 2394), (1197, 1654)]