20165082848

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{55079}}^1$

素因数の和:55779

約数の個数: 48

約数和(自身を含む): 42098525280

約数和(自身を除く): 21933442432

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 673, 1346, 2692, 5384, 10768, 11441, 21536, 22882, 45764, 55079, 91528, 110158, 183056, 220316, 366112, 440632, 881264, 936343, 1762528, 1872686, 3745372, 7490744, 14981488, 29962976, 37068167, 74136334, 148272668, 296545336, 593090672, 630158839, 1186181344, 1260317678, 2520635356, 5041270712, 10082541424, 20165082848]

約数ペア:

[(1, 20165082848), (2, 10082541424), (4, 5041270712), (8, 2520635356), (16, 1260317678), (17, 1186181344), (32, 630158839), (34, 593090672), (68, 296545336), (136, 148272668), (272, 74136334), (544, 37068167), (673, 29962976), (1346, 14981488), (2692, 7490744), (5384, 3745372), (10768, 1872686), (11441, 1762528), (21536, 936343), (22882, 881264), (45764, 440632), (55079, 366112), (91528, 220316), (110158, 183056)]