20216605878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{760423}}^1$

素因数の和:760649

約数の個数: 48

約数和(自身を含む): 50297485056

約数和(自身を除く): 30080879178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 211, 422, 633, 1266, 1477, 1899, 2954, 3798, 4431, 8862, 13293, 26586, 760423, 1520846, 2281269, 4562538, 5322961, 6843807, 10645922, 13687614, 15968883, 31937766, 47906649, 95813298, 160449253, 320898506, 481347759, 962695518, 1123144771, 1444043277, 2246289542, 2888086554, 3369434313, 6738868626, 10108302939, 20216605878]

約数ペア:

[(1, 20216605878), (2, 10108302939), (3, 6738868626), (6, 3369434313), (7, 2888086554), (9, 2246289542), (14, 1444043277), (18, 1123144771), (21, 962695518), (42, 481347759), (63, 320898506), (126, 160449253), (211, 95813298), (422, 47906649), (633, 31937766), (1266, 15968883), (1477, 13687614), (1899, 10645922), (2954, 6843807), (3798, 5322961), (4431, 4562538), (8862, 2281269), (13293, 1520846), (26586, 760423)]