64071724

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{44371}}^1$

素因数の和:44413

約数の個数: 18

約数和(自身を含む): 118340124

約数和(自身を除く): 54268400

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 44371, 88742, 177484, 843049, 1686098, 3372196, 16017931, 32035862, 64071724]

約数ペア:

[(1, 64071724), (2, 32035862), (4, 16017931), (19, 3372196), (38, 1686098), (76, 843049), (361, 177484), (722, 88742), (1444, 44371)]