16521406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 28574208

約数和(自身を除く): 12052802

約数列:

[1, 2, 11, 22, 23, 46, 103, 206, 253, 317, 506, 634, 1133, 2266, 2369, 3487, 4738, 6974, 7291, 14582, 26059, 32651, 52118, 65302, 80201, 160402, 359161, 718322, 750973, 1501946, 8260703, 16521406]

約数ペア:

[(1, 16521406), (2, 8260703), (11, 1501946), (22, 750973), (23, 718322), (46, 359161), (103, 160402), (206, 80201), (253, 65302), (317, 52118), (506, 32651), (634, 26059), (1133, 14582), (2266, 7291), (2369, 6974), (3487, 4738)]