18895288144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{8287}}^1\times {\mathrm{4597}}^1$

素因数の和:12923

約数の個数: 40

約数和(自身を含む): 37803358208

約数和(自身を除く): 18908070064

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 4597, 8287, 9194, 16574, 18388, 33148, 36776, 66296, 73552, 132592, 142507, 256897, 285014, 513794, 570028, 1027588, 1140056, 2055176, 2280112, 4110352, 38095339, 76190678, 152381356, 304762712, 609525424, 1180955509, 2361911018, 4723822036, 9447644072, 18895288144]

約数ペア:

[(1, 18895288144), (2, 9447644072), (4, 4723822036), (8, 2361911018), (16, 1180955509), (31, 609525424), (62, 304762712), (124, 152381356), (248, 76190678), (496, 38095339), (4597, 4110352), (8287, 2280112), (9194, 2055176), (16574, 1140056), (18388, 1027588), (33148, 570028), (36776, 513794), (66296, 285014), (73552, 256897), (132592, 142507)]