19828628224

素因数分解:

$2^8\times {\mathrm{571}}^1\times {\mathrm{135649}}^1$

素因数の和:136236

約数の個数: 36

約数和(自身を含む): 39649409800

約数和(自身を除く): 19820781576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 571, 1142, 2284, 4568, 9136, 18272, 36544, 73088, 135649, 146176, 271298, 542596, 1085192, 2170384, 4340768, 8681536, 17363072, 34726144, 77455579, 154911158, 309822316, 619644632, 1239289264, 2478578528, 4957157056, 9914314112, 19828628224]

約数ペア:

[(1, 19828628224), (2, 9914314112), (4, 4957157056), (8, 2478578528), (16, 1239289264), (32, 619644632), (64, 309822316), (128, 154911158), (256, 77455579), (571, 34726144), (1142, 17363072), (2284, 8681536), (4568, 4340768), (9136, 2170384), (18272, 1085192), (36544, 542596), (73088, 271298), (135649, 146176)]