42490636

素因数分解:

$2^2\times {\mathrm{131}}^2\times {\mathrm{619}}^1$

素因数の和:885

約数の個数: 18

約数和(自身を含む): 75051620

約数和(自身を除く): 32560984

約数列:

[1, 2, 4, 131, 262, 524, 619, 1238, 2476, 17161, 34322, 68644, 81089, 162178, 324356, 10622659, 21245318, 42490636]

約数ペア:

[(1, 42490636), (2, 21245318), (4, 10622659), (131, 324356), (262, 162178), (524, 81089), (619, 68644), (1238, 34322), (2476, 17161)]