20218588324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{4215719}}^1$

素因数の和:4215843

約数の個数: 24

約数和(自身を含む): 38953252800

約数和(自身を除く): 18734664476

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 4215719, 8431438, 16862876, 46372909, 92745818, 185491636, 459513371, 919026742, 1838053484, 5054647081, 10109294162, 20218588324]

約数ペア:

[(1, 20218588324), (2, 10109294162), (4, 5054647081), (11, 1838053484), (22, 919026742), (44, 459513371), (109, 185491636), (218, 92745818), (436, 46372909), (1199, 16862876), (2398, 8431438), (4796, 4215719)]