20156805505

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{198599}}^1$

素因数の和:199040

約数の個数: 16

約数和(自身を含む): 24709017600

約数和(自身を除く): 4552212095

約数列:

[1, 5, 53, 265, 383, 1915, 20299, 101495, 198599, 992995, 10525747, 52628735, 76063417, 380317085, 4031361101, 20156805505]

約数ペア:

[(1, 20156805505), (5, 4031361101), (53, 380317085), (265, 76063417), (383, 52628735), (1915, 10525747), (20299, 992995), (101495, 198599)]