20688520592

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1019}}^1\times {\mathrm{40933}}^1$

素因数の和:41991

約数の個数: 40

約数和(自身を含む): 41418658560

約数和(自身を除く): 20730137968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1019, 2038, 4076, 8152, 16304, 31589, 40933, 63178, 81866, 126356, 163732, 252712, 327464, 505424, 654928, 1268923, 2537846, 5075692, 10151384, 20302768, 41710727, 83421454, 166842908, 333685816, 667371632, 1293032537, 2586065074, 5172130148, 10344260296, 20688520592]

約数ペア:

[(1, 20688520592), (2, 10344260296), (4, 5172130148), (8, 2586065074), (16, 1293032537), (31, 667371632), (62, 333685816), (124, 166842908), (248, 83421454), (496, 41710727), (1019, 20302768), (2038, 10151384), (4076, 5075692), (8152, 2537846), (16304, 1268923), (31589, 654928), (40933, 505424), (63178, 327464), (81866, 252712), (126356, 163732)]