38706278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 64864800

約数和(自身を除く): 26158522

約数列:

[1, 2, 13, 26, 43, 86, 89, 178, 389, 559, 778, 1118, 1157, 2314, 3827, 5057, 7654, 10114, 16727, 33454, 34621, 49751, 69242, 99502, 217451, 434902, 450073, 900146, 1488703, 2977406, 19353139, 38706278]

約数ペア:

[(1, 38706278), (2, 19353139), (13, 2977406), (26, 1488703), (43, 900146), (86, 450073), (89, 434902), (178, 217451), (389, 99502), (559, 69242), (778, 49751), (1118, 34621), (1157, 33454), (2314, 16727), (3827, 10114), (5057, 7654)]