19128824

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 44029440

約数和(自身を除く): 24900616

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 184, 253, 286, 299, 506, 572, 598, 727, 1012, 1144, 1196, 1454, 2024, 2392, 2908, 3289, 5816, 6578, 7997, 9451, 13156, 15994, 16721, 18902, 26312, 31988, 33442, 37804, 63976, 66884, 75608, 103961, 133768, 183931, 207922, 217373, 367862, 415844, 434746, 735724, 831688, 869492, 1471448, 1738984, 2391103, 4782206, 9564412, 19128824]

約数ペア:

[(1, 19128824), (2, 9564412), (4, 4782206), (8, 2391103), (11, 1738984), (13, 1471448), (22, 869492), (23, 831688), (26, 735724), (44, 434746), (46, 415844), (52, 367862), (88, 217373), (92, 207922), (104, 183931), (143, 133768), (184, 103961), (253, 75608), (286, 66884), (299, 63976), (506, 37804), (572, 33442), (598, 31988), (727, 26312), (1012, 18902), (1144, 16721), (1196, 15994), (1454, 13156), (2024, 9451), (2392, 7997), (2908, 6578), (3289, 5816)]