20128291274

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{204427}}^1$

素因数の和:204990

約数の個数: 32

約数和(自身を含む): 37228791936

約数和(自身を除く): 17100500662

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 541, 1082, 3787, 7033, 7574, 14066, 49231, 98462, 204427, 408854, 1430989, 2657551, 2861978, 5315102, 18602857, 37205714, 110595007, 221190014, 774165049, 1437735091, 1548330098, 2875470182, 10064145637, 20128291274]

約数ペア:

[(1, 20128291274), (2, 10064145637), (7, 2875470182), (13, 1548330098), (14, 1437735091), (26, 774165049), (91, 221190014), (182, 110595007), (541, 37205714), (1082, 18602857), (3787, 5315102), (7033, 2861978), (7574, 2657551), (14066, 1430989), (49231, 408854), (98462, 204427)]