18601744

素因数分解:

$2^4\times 7^1\times {\mathrm{307}}^1\times {\mathrm{541}}^1$

素因数の和:863

約数の個数: 40

約数和(自身を含む): 41400128

約数和(自身を除く): 22798384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 307, 541, 614, 1082, 1228, 2149, 2164, 2456, 3787, 4298, 4328, 4912, 7574, 8596, 8656, 15148, 17192, 30296, 34384, 60592, 166087, 332174, 664348, 1162609, 1328696, 2325218, 2657392, 4650436, 9300872, 18601744]

約数ペア:

[(1, 18601744), (2, 9300872), (4, 4650436), (7, 2657392), (8, 2325218), (14, 1328696), (16, 1162609), (28, 664348), (56, 332174), (112, 166087), (307, 60592), (541, 34384), (614, 30296), (1082, 17192), (1228, 15148), (2149, 8656), (2164, 8596), (2456, 7574), (3787, 4912), (4298, 4328)]