18947850304

素因数分解:

$2^6\times {\mathrm{1381}}^1\times {\mathrm{214381}}^1$

素因数の和:215774

約数の個数: 28

約数和(自身を含む): 37627042348

約数和(自身を除く): 18679192044

約数列:

[1, 2, 4, 8, 16, 32, 64, 1381, 2762, 5524, 11048, 22096, 44192, 88384, 214381, 428762, 857524, 1715048, 3430096, 6860192, 13720384, 296060161, 592120322, 1184240644, 2368481288, 4736962576, 9473925152, 18947850304]

約数ペア:

[(1, 18947850304), (2, 9473925152), (4, 4736962576), (8, 2368481288), (16, 1184240644), (32, 592120322), (64, 296060161), (1381, 13720384), (2762, 6860192), (5524, 3430096), (11048, 1715048), (22096, 857524), (44192, 428762), (88384, 214381)]