19153670

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 35691840

約数和(自身を除く): 16538170

約数列:

[1, 2, 5, 10, 53, 71, 106, 142, 265, 355, 509, 530, 710, 1018, 2545, 3763, 5090, 7526, 18815, 26977, 36139, 37630, 53954, 72278, 134885, 180695, 269770, 361390, 1915367, 3830734, 9576835, 19153670]

約数ペア:

[(1, 19153670), (2, 9576835), (5, 3830734), (10, 1915367), (53, 361390), (71, 269770), (106, 180695), (142, 134885), (265, 72278), (355, 53954), (509, 37630), (530, 36139), (710, 26977), (1018, 18815), (2545, 7526), (3763, 5090)]