16939780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5923}}^1$

素因数の和:5956

約数の個数: 48

約数和(自身を含む): 41799744

約数和(自身を除く): 24859964

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5923, 11846, 23692, 29615, 59230, 65153, 76999, 118460, 130306, 153998, 260612, 307996, 325765, 384995, 651530, 769990, 846989, 1303060, 1539980, 1693978, 3387956, 4234945, 8469890, 16939780]

約数ペア:

[(1, 16939780), (2, 8469890), (4, 4234945), (5, 3387956), (10, 1693978), (11, 1539980), (13, 1303060), (20, 846989), (22, 769990), (26, 651530), (44, 384995), (52, 325765), (55, 307996), (65, 260612), (110, 153998), (130, 130306), (143, 118460), (220, 76999), (260, 65153), (286, 59230), (572, 29615), (715, 23692), (1430, 11846), (2860, 5923)]