19998582942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{38561}}^1$

素因数の和:38749

約数の個数: 64

約数和(自身を含む): 44182797120

約数和(自身を除く): 24184214178

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 109, 122, 183, 218, 327, 366, 654, 793, 1417, 1586, 2379, 2834, 4251, 4758, 6649, 8502, 13298, 19947, 38561, 39894, 77122, 86437, 115683, 172874, 231366, 259311, 501293, 518622, 1002586, 1503879, 2352221, 3007758, 4203149, 4704442, 7056663, 8406298, 12609447, 14113326, 25218894, 30578873, 54640937, 61157746, 91736619, 109281874, 163922811, 183473238, 256392089, 327845622, 512784178, 769176267, 1538352534, 3333097157, 6666194314, 9999291471, 19998582942]

約数ペア:

[(1, 19998582942), (2, 9999291471), (3, 6666194314), (6, 3333097157), (13, 1538352534), (26, 769176267), (39, 512784178), (61, 327845622), (78, 256392089), (109, 183473238), (122, 163922811), (183, 109281874), (218, 91736619), (327, 61157746), (366, 54640937), (654, 30578873), (793, 25218894), (1417, 14113326), (1586, 12609447), (2379, 8406298), (2834, 7056663), (4251, 4704442), (4758, 4203149), (6649, 3007758), (8502, 2352221), (13298, 1503879), (19947, 1002586), (38561, 518622), (39894, 501293), (77122, 259311), (86437, 231366), (115683, 172874)]