20993652

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15761}}^1$

素因数の和:15808

約数の個数: 36

約数和(自身を含む): 54504996

約数和(自身を除く): 33511344

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15761, 31522, 47283, 63044, 94566, 141849, 189132, 283698, 567396, 583157, 1166314, 1749471, 2332628, 3498942, 5248413, 6997884, 10496826, 20993652]

約数ペア:

[(1, 20993652), (2, 10496826), (3, 6997884), (4, 5248413), (6, 3498942), (9, 2332628), (12, 1749471), (18, 1166314), (36, 583157), (37, 567396), (74, 283698), (111, 189132), (148, 141849), (222, 94566), (333, 63044), (444, 47283), (666, 31522), (1332, 15761)]