64147996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{16381}}^1$

素因数の和:16485

約数の個数: 24

約数和(自身を含む): 123847920

約数和(自身を除く): 59699924

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 16381, 32762, 65524, 180191, 360382, 720764, 1457909, 2915818, 5831636, 16036999, 32073998, 64147996]

約数ペア:

[(1, 64147996), (2, 32073998), (4, 16036999), (11, 5831636), (22, 2915818), (44, 1457909), (89, 720764), (178, 360382), (356, 180191), (979, 65524), (1958, 32762), (3916, 16381)]