20165614576

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{514639}}^1$

素因数の和:514757

約数の個数: 40

約数和(自身を含む): 40841830400

約数和(自身を除く): 20676215824

約数列:

[1, 2, 4, 8, 16, 31, 62, 79, 124, 158, 248, 316, 496, 632, 1264, 2449, 4898, 9796, 19592, 39184, 514639, 1029278, 2058556, 4117112, 8234224, 15953809, 31907618, 40656481, 63815236, 81312962, 127630472, 162625924, 255260944, 325251848, 650503696, 1260350911, 2520701822, 5041403644, 10082807288, 20165614576]

約数ペア:

[(1, 20165614576), (2, 10082807288), (4, 5041403644), (8, 2520701822), (16, 1260350911), (31, 650503696), (62, 325251848), (79, 255260944), (124, 162625924), (158, 127630472), (248, 81312962), (316, 63815236), (496, 40656481), (632, 31907618), (1264, 15953809), (2449, 8234224), (4898, 4117112), (9796, 2058556), (19592, 1029278), (39184, 514639)]