28491056

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{161881}}^1$

素因数の和:161900

約数の個数: 20

約数和(自身を含む): 60220104

約数和(自身を除く): 31729048

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 161881, 323762, 647524, 1295048, 1780691, 2590096, 3561382, 7122764, 14245528, 28491056]

約数ペア:

[(1, 28491056), (2, 14245528), (4, 7122764), (8, 3561382), (11, 2590096), (16, 1780691), (22, 1295048), (44, 647524), (88, 323762), (176, 161881)]