20871987491378

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1\times {\mathrm{2477}}^1\times {\mathrm{117617}}^1$

素因数の和:120526

約数の個数: 32

約数和(自身を含む): 31697741429424

約数和(自身を除く): 10825753938046

約数列:

[1, 2, 113, 226, 317, 634, 2477, 4954, 35821, 71642, 117617, 235234, 279901, 559802, 785209, 1570418, 13290721, 26581442, 37284589, 74569178, 88728617, 177457234, 291337309, 582674618, 4213158557, 8426317114, 32921115917, 65842231834, 92353926953, 184707853906, 10435993745689, 20871987491378]

約数ペア:

[(1, 20871987491378), (2, 10435993745689), (113, 184707853906), (226, 92353926953), (317, 65842231834), (634, 32921115917), (2477, 8426317114), (4954, 4213158557), (35821, 582674618), (71642, 291337309), (117617, 177457234), (235234, 88728617), (279901, 74569178), (559802, 37284589), (785209, 26581442), (1570418, 13290721)]