18518198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2039}}^1$

素因数の和:2299

約数の個数: 16

約数和(自身を含む): 29376000

約数和(自身を除く): 10857802

約数列:

[1, 2, 19, 38, 239, 478, 2039, 4078, 4541, 9082, 38741, 77482, 487321, 974642, 9259099, 18518198]

約数ペア:

[(1, 18518198), (2, 9259099), (19, 974642), (38, 487321), (239, 77482), (478, 38741), (2039, 9082), (4078, 4541)]