20512890970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14344679}}^1$

素因数の和:14344710

約数の個数: 32

約数和(自身を含む): 43378312320

約数和(自身を除く): 22865421350

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14344679, 28689358, 71723395, 143446790, 157791469, 186480827, 315582938, 372961654, 788957345, 932404135, 1577914690, 1864808270, 2051289097, 4102578194, 10256445485, 20512890970]

約数ペア:

[(1, 20512890970), (2, 10256445485), (5, 4102578194), (10, 2051289097), (11, 1864808270), (13, 1577914690), (22, 932404135), (26, 788957345), (55, 372961654), (65, 315582938), (110, 186480827), (130, 157791469), (143, 143446790), (286, 71723395), (715, 28689358), (1430, 14344679)]