203664590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{17881}}^1$

素因数の和:17972

約数の個数: 32

約数和(自身を含む): 393976224

約数和(自身を除く): 190311634

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 2278, 5695, 11390, 17881, 35762, 89405, 178810, 303977, 607954, 1198027, 1519885, 2396054, 3039770, 5990135, 11980270, 20366459, 40732918, 101832295, 203664590]

約数ペア:

[(1, 203664590), (2, 101832295), (5, 40732918), (10, 20366459), (17, 11980270), (34, 5990135), (67, 3039770), (85, 2396054), (134, 1519885), (170, 1198027), (335, 607954), (670, 303977), (1139, 178810), (2278, 89405), (5695, 35762), (11390, 17881)]