209514544

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6397}}^1$

素因数の和:6517

約数の個数: 40

約数和(自身を含む): 428410080

約数和(自身を除く): 218895536

約数列:

[1, 2, 4, 8, 16, 23, 46, 89, 92, 178, 184, 356, 368, 712, 1424, 2047, 4094, 6397, 8188, 12794, 16376, 25588, 32752, 51176, 102352, 147131, 294262, 569333, 588524, 1138666, 1177048, 2277332, 2354096, 4554664, 9109328, 13094659, 26189318, 52378636, 104757272, 209514544]

約数ペア:

[(1, 209514544), (2, 104757272), (4, 52378636), (8, 26189318), (16, 13094659), (23, 9109328), (46, 4554664), (89, 2354096), (92, 2277332), (178, 1177048), (184, 1138666), (356, 588524), (368, 569333), (712, 294262), (1424, 147131), (2047, 102352), (4094, 51176), (6397, 32752), (8188, 25588), (12794, 16376)]