15896188

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 36139824

約数和(自身を除く): 20243636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 73, 77, 98, 101, 146, 154, 196, 202, 292, 308, 404, 511, 539, 707, 803, 1022, 1078, 1111, 1414, 1606, 2044, 2156, 2222, 2828, 3212, 3577, 4444, 4949, 5621, 7154, 7373, 7777, 9898, 11242, 14308, 14746, 15554, 19796, 22484, 29492, 31108, 39347, 51611, 54439, 78694, 81103, 103222, 108878, 157388, 162206, 206444, 217756, 324412, 361277, 567721, 722554, 1135442, 1445108, 2270884, 3974047, 7948094, 15896188]

約数ペア:

[(1, 15896188), (2, 7948094), (4, 3974047), (7, 2270884), (11, 1445108), (14, 1135442), (22, 722554), (28, 567721), (44, 361277), (49, 324412), (73, 217756), (77, 206444), (98, 162206), (101, 157388), (146, 108878), (154, 103222), (196, 81103), (202, 78694), (292, 54439), (308, 51611), (404, 39347), (511, 31108), (539, 29492), (707, 22484), (803, 19796), (1022, 15554), (1078, 14746), (1111, 14308), (1414, 11242), (1606, 9898), (2044, 7777), (2156, 7373), (2222, 7154), (2828, 5621), (3212, 4949), (3577, 4444)]