40592968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20543}}^1$

素因数の和:20581

約数の個数: 32

約数和(自身を含む): 86284800

約数和(自身を除く): 45691832

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 20543, 41086, 82172, 164344, 267059, 390317, 534118, 780634, 1068236, 1561268, 2136472, 3122536, 5074121, 10148242, 20296484, 40592968]

約数ペア:

[(1, 40592968), (2, 20296484), (4, 10148242), (8, 5074121), (13, 3122536), (19, 2136472), (26, 1561268), (38, 1068236), (52, 780634), (76, 534118), (104, 390317), (152, 267059), (247, 164344), (494, 82172), (988, 41086), (1976, 20543)]