20871096

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{8443}}^1$

素因数の和:8555

約数の個数: 32

約数和(自身を含む): 52690560

約数和(自身を除く): 31819464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 206, 309, 412, 618, 824, 1236, 2472, 8443, 16886, 25329, 33772, 50658, 67544, 101316, 202632, 869629, 1739258, 2608887, 3478516, 5217774, 6957032, 10435548, 20871096]

約数ペア:

[(1, 20871096), (2, 10435548), (3, 6957032), (4, 5217774), (6, 3478516), (8, 2608887), (12, 1739258), (24, 869629), (103, 202632), (206, 101316), (309, 67544), (412, 50658), (618, 33772), (824, 25329), (1236, 16886), (2472, 8443)]