18689844

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{81973}}^1$

素因数の和:81999

約数の個数: 24

約数和(自身を含む): 45905440

約数和(自身を除く): 27215596

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 81973, 163946, 245919, 327892, 491838, 983676, 1557487, 3114974, 4672461, 6229948, 9344922, 18689844]

約数ペア:

[(1, 18689844), (2, 9344922), (3, 6229948), (4, 4672461), (6, 3114974), (12, 1557487), (19, 983676), (38, 491838), (57, 327892), (76, 245919), (114, 163946), (228, 81973)]