19989581632

素因数分解:

$2^6\times {\mathrm{157}}^1\times {\mathrm{1069}}^1\times {\mathrm{1861}}^1$

素因数の和:3099

約数の個数: 56

約数和(自身を含む): 39978294440

約数和(自身を除く): 19988712808

約数列:

[1, 2, 4, 8, 16, 32, 64, 157, 314, 628, 1069, 1256, 1861, 2138, 2512, 3722, 4276, 5024, 7444, 8552, 10048, 14888, 17104, 29776, 34208, 59552, 68416, 119104, 167833, 292177, 335666, 584354, 671332, 1168708, 1342664, 1989409, 2337416, 2685328, 3978818, 4674832, 5370656, 7957636, 9349664, 10741312, 15915272, 18699328, 31830544, 63661088, 127322176, 312337213, 624674426, 1249348852, 2498697704, 4997395408, 9994790816, 19989581632]

約数ペア:

[(1, 19989581632), (2, 9994790816), (4, 4997395408), (8, 2498697704), (16, 1249348852), (32, 624674426), (64, 312337213), (157, 127322176), (314, 63661088), (628, 31830544), (1069, 18699328), (1256, 15915272), (1861, 10741312), (2138, 9349664), (2512, 7957636), (3722, 5370656), (4276, 4674832), (5024, 3978818), (7444, 2685328), (8552, 2337416), (10048, 1989409), (14888, 1342664), (17104, 1168708), (29776, 671332), (34208, 584354), (59552, 335666), (68416, 292177), (119104, 167833)]