20196329104

素因数分解:

$2^4\times 7^1\times {\mathrm{1283}}^1\times {\mathrm{140549}}^1$

素因数の和:141847

約数の個数: 40

約数和(自身を含む): 44755617600

約数和(自身を除く): 24559288496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1283, 2566, 5132, 8981, 10264, 17962, 20528, 35924, 71848, 140549, 143696, 281098, 562196, 983843, 1124392, 1967686, 2248784, 3935372, 7870744, 15741488, 180324367, 360648734, 721297468, 1262270569, 1442594936, 2524541138, 2885189872, 5049082276, 10098164552, 20196329104]

約数ペア:

[(1, 20196329104), (2, 10098164552), (4, 5049082276), (7, 2885189872), (8, 2524541138), (14, 1442594936), (16, 1262270569), (28, 721297468), (56, 360648734), (112, 180324367), (1283, 15741488), (2566, 7870744), (5132, 3935372), (8981, 2248784), (10264, 1967686), (17962, 1124392), (20528, 983843), (35924, 562196), (71848, 281098), (140549, 143696)]