1913968

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{743}}^1$

素因数の和:781

約数の個数: 40

約数和(自身を含む): 4428288

約数和(自身を除く): 2514320

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 743, 1288, 1486, 2576, 2972, 5201, 5944, 10402, 11888, 17089, 20804, 34178, 41608, 68356, 83216, 119623, 136712, 239246, 273424, 478492, 956984, 1913968]

約数ペア:

[(1, 1913968), (2, 956984), (4, 478492), (7, 273424), (8, 239246), (14, 136712), (16, 119623), (23, 83216), (28, 68356), (46, 41608), (56, 34178), (92, 20804), (112, 17089), (161, 11888), (184, 10402), (322, 5944), (368, 5201), (644, 2972), (743, 2576), (1288, 1486)]