18816054

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 20188362

約数列:

[1, 2, 3, 6, 37, 74, 111, 131, 222, 262, 393, 647, 786, 1294, 1941, 3882, 4847, 9694, 14541, 23939, 29082, 47878, 71817, 84757, 143634, 169514, 254271, 508542, 3136009, 6272018, 9408027, 18816054]

約数ペア:

[(1, 18816054), (2, 9408027), (3, 6272018), (6, 3136009), (37, 508542), (74, 254271), (111, 169514), (131, 143634), (222, 84757), (262, 71817), (393, 47878), (647, 29082), (786, 23939), (1294, 14541), (1941, 9694), (3882, 4847)]