156979184

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{90011}}^1$

素因数の和:90128

約数の個数: 20

約数和(自身を含む): 306940920

約数和(自身を除く): 149961736

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 90011, 180022, 360044, 720088, 1440176, 9811199, 19622398, 39244796, 78489592, 156979184]

約数ペア:

[(1, 156979184), (2, 78489592), (4, 39244796), (8, 19622398), (16, 9811199), (109, 1440176), (218, 720088), (436, 360044), (872, 180022), (1744, 90011)]