206580616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{123553}}^1$

素因数の和:123589

約数の個数: 32

約数和(自身を含む): 444794400

約数和(自身を除く): 238213784

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 123553, 247106, 494212, 988424, 1359083, 2347507, 2718166, 4695014, 5436332, 9390028, 10872664, 18780056, 25822577, 51645154, 103290308, 206580616]

約数ペア:

[(1, 206580616), (2, 103290308), (4, 51645154), (8, 25822577), (11, 18780056), (19, 10872664), (22, 9390028), (38, 5436332), (44, 4695014), (76, 2718166), (88, 2347507), (152, 1359083), (209, 988424), (418, 494212), (836, 247106), (1672, 123553)]