71861648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{236387}}^1$

素因数の和:236414

約数の個数: 20

約数和(自身を含む): 146560560

約数和(自身を除く): 74698912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 236387, 472774, 945548, 1891096, 3782192, 4491353, 8982706, 17965412, 35930824, 71861648]

約数ペア:

[(1, 71861648), (2, 35930824), (4, 17965412), (8, 8982706), (16, 4491353), (19, 3782192), (38, 1891096), (76, 945548), (152, 472774), (304, 236387)]