219023510

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{4673}}^1$

素因数の和:4832

約数の個数: 32

約数和(自身を含む): 407198880

約数和(自身を除く): 188175370

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 1090, 4673, 4687, 9346, 9374, 23365, 23435, 46730, 46870, 200939, 401878, 509357, 1004695, 1018714, 2009390, 2546785, 5093570, 21902351, 43804702, 109511755, 219023510]

約数ペア:

[(1, 219023510), (2, 109511755), (5, 43804702), (10, 21902351), (43, 5093570), (86, 2546785), (109, 2009390), (215, 1018714), (218, 1004695), (430, 509357), (545, 401878), (1090, 200939), (4673, 46870), (4687, 46730), (9346, 23435), (9374, 23365)]