19012278

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1249}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 39600000

約数和(自身を除く): 20587722

約数列:

[1, 2, 3, 6, 43, 59, 86, 118, 129, 177, 258, 354, 1249, 2498, 2537, 3747, 5074, 7494, 7611, 15222, 53707, 73691, 107414, 147382, 161121, 221073, 322242, 442146, 3168713, 6337426, 9506139, 19012278]

約数ペア:

[(1, 19012278), (2, 9506139), (3, 6337426), (6, 3168713), (43, 442146), (59, 322242), (86, 221073), (118, 161121), (129, 147382), (177, 107414), (258, 73691), (354, 53707), (1249, 15222), (2498, 7611), (2537, 7494), (3747, 5074)]