219931768

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{74101}}^1$

素因数の和:74167

約数の個数: 32

約数和(自身を含む): 480180960

約数和(自身を除く): 260249192

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 74101, 148202, 296404, 518707, 592808, 1037414, 2074828, 3927353, 4149656, 7854706, 15709412, 27491471, 31418824, 54982942, 109965884, 219931768]

約数ペア:

[(1, 219931768), (2, 109965884), (4, 54982942), (7, 31418824), (8, 27491471), (14, 15709412), (28, 7854706), (53, 4149656), (56, 3927353), (106, 2074828), (212, 1037414), (371, 592808), (424, 518707), (742, 296404), (1484, 148202), (2968, 74101)]